2106100 - Disclosure - BUSINESS COMBINATIONS link:presentationLink link:calculationLink link:definitionLink 2406403 - Disclosure - BUSINESS COMBINATIONS BUSINESS COMBINATIONS - COMMUNICATIONS INTELLIGENCE ACQUISITION LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 2406406 - Disclosure - BUSINESS COMBINATIONS BUSINESS COMBINATIONS - PRO FORMA DATA (Details) link:presentationLink link:calculationLink link:definitionLink 2406404 - Disclosure - BUSINESS COMBINATIONS - PURCHASE PRICE ALLOCATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 2406404 - Disclosure - BUSINESS COMBINATIONS - PURCHASE PRICE ALLOCATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 2306301 - Disclosure - BUSINESS COMBINATIONS (Tables) link:presentationLink link:calculationLink link:definitionLink 2406405 - Disclosure - BUSINESS COMBINATIONS - YEAR ENDED JANUARY 31, 2011 BUSINESS COMBINATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 2406402 - Disclosure - BUSINESS COMBINATIONS - YEAR ENDED JANUARY 31, 2012 BUSINESS COMBINATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 2119100 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 2419403 - Disclosure - COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES - LEASE COMMITMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 2419406 - Disclosure - COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES - LITIGATION (Details) link:presentationLink link:calculationLink link:definitionLink 2419405 - Disclosure - COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES - PREFERRED STOCK (Details) link:presentationLink link:calculationLink link:definitionLink 2319301 - Disclosure - COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES (Tables) link:presentationLink link:calculationLink link:definitionLink 2419404 - Disclosure - COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES - WARRANTY OBLIGATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 2419402 - Disclosure - COMMITMENTS AND CONTINGENCIES - RENT EXPENSE; PURCHASE OBLIGATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 1001000 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 1001501 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1006000 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 1003000 - Statement - Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 1002000 - Statement - Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 1005000 - Statement - Consolidated Statements of Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 2110100 - Disclosure - CONVERTIBLE PREFERRED STOCK link:presentationLink link:calculationLink link:definitionLink 2410401 - Disclosure - CONVERTIBLE PREFERRED STOCK (Details) link:presentationLink link:calculationLink link:definitionLink 2115100 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS link:presentationLink link:calculationLink link:definitionLink 2415402 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS - ASSETS AND LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 2415403 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS - GAINS AND LOSSES (Details) link:presentationLink link:calculationLink link:definitionLink 2315301 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 0001000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 2114100 - Disclosure - FAIR VALUE MEASUREMENTS link:presentationLink link:calculationLink link:definitionLink 2414403 - Disclosure - FAIR VALUE MEASUREMENTS - CONTINGENT CONSIDERATION TABLE (Details) link:presentationLink link:calculationLink link:definitionLink 2414402 - Disclosure - FAIR VALUE MEASUREMENTS - FAIR VALUE TABLE (Details) link:presentationLink link:calculationLink link:definitionLink 2414404 - Disclosure - FAIR VALUE MEASUREMENTS - OTHER FAIR VALUE DISCLOSURES (Details) link:presentationLink link:calculationLink link:definitionLink 2314301 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 2113100 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 2413406 - Disclosure - INCOME TAXES INCOME TAXES - CARRYFORWARDS (Details) link:presentationLink link:calculationLink link:definitionLink 2413405 - Disclosure - INCOME TAXES INCOME TAXES - DEFERRED INCOME TAXES (Details) link:presentationLink link:calculationLink link:definitionLink 2413404 - Disclosure - INCOME TAXES INCOME TAXES - EFFECTIVE TAX RATE RECONCILIATION (Details) link:presentationLink link:calculationLink link:definitionLink 2413402 - Disclosure - INCOME TAXES INCOME TAXES - INCOME BEFORE TAXES (Details) link:presentationLink link:calculationLink link:definitionLink 2413403 - Disclosure - INCOME TAXES INCOME TAXES - PROVISION FOR INCOME TAXES (Details) link:presentationLink link:calculationLink link:definitionLink 2313301 - Disclosure - INCOME TAXES INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 2413408 - Disclosure - INCOME TAXES INCOME TAXES - UNRECOGNIZED TAX BENEFITS (Details) link:presentationLink link:calculationLink link:definitionLink 2413407 - Disclosure - INCOME TAXES INCOME TAXES - VALUATION ALLOWANCES (Details) link:presentationLink link:calculationLink link:definitionLink 2107100 - Disclosure - INTANGIBLE ASSETS AND GOODWILL link:presentationLink link:calculationLink link:definitionLink 2407403 - Disclosure - INTANGIBLE ASSETS AND GOODWILL - GOODWILL (Details) link:presentationLink link:calculationLink link:definitionLink 2407402 - Disclosure - INTANGIBLE ASSETS AND GOODWILL - INTANGIBLE ASSETS (Details) link:presentationLink link:calculationLink link:definitionLink 2307301 - Disclosure - INTANGIBLE ASSETS AND GOODWILL (Tables) link:presentationLink link:calculationLink link:definitionLink 2104100 - Disclosure - INVESTMENTS link:presentationLink link:calculationLink link:definitionLink 2404401 - Disclosure - INVESTMENTS INVESTMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 2108100 - Disclosure - LONG-TERM DEBT link:presentationLink link:calculationLink link:definitionLink 2408402 - Disclosure - LONG-TERM DEBT (Details) link:presentationLink link:calculationLink link:definitionLink 2308301 - Disclosure - LONG-TERM DEBT (Tables) link:presentationLink link:calculationLink link:definitionLink 2105100 - Disclosure - MERGER AGREEMENT WITH CTI link:presentationLink link:calculationLink link:definitionLink 2405401 - Disclosure - MERGER AGREEMENT WITH CTI MERGER AGREEMENT WITH CTI (Details) link:presentationLink link:calculationLink link:definitionLink 2102100 - Disclosure - NET INCOME PER COMMON SHARE ATTRIBUTABLE TO VERINT SYSTEMS INC. link:presentationLink link:calculationLink link:definitionLink 2402402 - Disclosure - NET INCOME PER COMMON SHARE ATTRIBUTABLE TO VERINT SYSTEMS INC. (Details) link:presentationLink link:calculationLink link:definitionLink 2302301 - Disclosure - NET INCOME PER COMMON SHARE ATTRIBUTABLE TO VERINT SYSTEMS INC. (Tables) link:presentationLink link:calculationLink link:definitionLink 2118100 - Disclosure - RELATED PARTY TRANSACTIONS link:presentationLink link:calculationLink link:definitionLink 2418401 - Disclosure - RELATED PARTY TRANSACTIONS (Details) link:presentationLink link:calculationLink link:definitionLink 2112100 - Disclosure - RESEARCH AND DEVELOPMENT, NET link:presentationLink link:calculationLink link:definitionLink 2412403 - Disclosure - RESEARCH AND DEVELOPMENT, NET RESEARCH AND DEVELOPMENT, NET - CAPITALIZED SOFTWARE DEVELOPMENT COSTS (Details) link:presentationLink link:calculationLink link:definitionLink 2412402 - Disclosure - RESEARCH AND DEVELOPMENT, NET RESEARCH AND DEVELOPMENT, NET - R&D EXPENSES AND GRANTS (Details) link:presentationLink link:calculationLink link:definitionLink 2312301 - Disclosure - RESEARCH AND DEVELOPMENT, NET RESEARCH AND DEVELOPMENT, NET (Tables) link:presentationLink link:calculationLink link:definitionLink 2120100 - Disclosure - SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION link:presentationLink link:calculationLink link:definitionLink 2420404 - Disclosure - SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION - LONG-LIVED ASSETS (Details) link:presentationLink link:calculationLink link:definitionLink 2420405 - Disclosure - SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION - MAJOR CUSTOMERS (Details) link:presentationLink link:calculationLink link:definitionLink 2420403 - Disclosure - SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION - REVENUE BY GEOGRAPHY (Details) link:presentationLink link:calculationLink link:definitionLink 2420402 - Disclosure - SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION - SEGMENT OPERATING RESULTS (Details) link:presentationLink link:calculationLink link:definitionLink 2320301 - Disclosure - SEGMENT, GEOGRAPHIC, AND SIGNIFICANT CUSTOMER INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 2122100 - Disclosure - SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED) SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 2422403 - Disclosure - SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED) SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED) - EXPLANATORY INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 2422402 - Disclosure - SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED) SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED) - QUARTERLY DATA (Details) link:presentationLink link:calculationLink link:definitionLink 2322301 - Disclosure - SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED) SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED) (Tables) link:presentationLink link:calculationLink link:definitionLink 2117100 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS link:presentationLink link:calculationLink link:definitionLink 2417408 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS - OTHER BENEFIT PLANS (Details) link:presentationLink link:calculationLink link:definitionLink 2417402 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS - PLAN DETAILS (Details) link:presentationLink link:calculationLink link:definitionLink 2417407 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS - RSU, PHANTOM STOCK, STOCK BONUS PROGRAM AND OTHER PLANS (Details) link:presentationLink link:calculationLink link:definitionLink 2417404 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS - STOCK OPTIONS (Details) link:presentationLink link:calculationLink link:definitionLink 2417405 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS - STOCK OPTIONS EXERCISE PRICE RANGES (Details) link:presentationLink link:calculationLink link:definitionLink 2417406 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS - STOCK OPTIONS SUPPLEMENTAIL DISCLOSURES (Details) link:presentationLink link:calculationLink link:definitionLink 2417403 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS - STOCK-BASED COMPENSATION EXPENSE (Details) link:presentationLink link:calculationLink link:definitionLink 2317301 - Disclosure - STOCK-BASED COMPENSATION AND OTHER BENEFIT PLANS (Tables) link:presentationLink link:calculationLink link:definitionLink 2111100 - Disclosure - STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 2411402 - Disclosure - STOCKHOLDERS' EQUITY (Details) link:presentationLink link:calculationLink link:definitionLink 2311301 - Disclosure - STOCKHOLDERS' EQUITY (Tables) link:presentationLink link:calculationLink link:definitionLink 2121100 - Disclosure - SUBSEQUENT EVENTS link:presentationLink link:calculationLink link:definitionLink 2421401 - Disclosure - SUBSEQUENT EVENTS - CTI MERGER (Details) link:presentationLink link:calculationLink link:definitionLink 2421403 - Disclosure - SUBSEQUENT EVENTS SUBSEQUENT EVENTS - 2013 AMENDED CREDIT AGREEMENT (Details) link:presentationLink link:calculationLink link:definitionLink 2421402 - Disclosure - SUBSEQUENT EVENTS SUBSEQUENT EVENTS - STOCK BONUS PROGRAM (Details) link:presentationLink link:calculationLink link:definitionLink 2101100 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 2401403 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - CONSOLIDATION (Details) link:presentationLink link:calculationLink link:definitionLink 2201201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 2401406 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - ALLOWANCE FOR DOUBTFUL ACCOUNTS (Details) link:presentationLink link:calculationLink link:definitionLink 2401404 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - CASH, CASH EQUIVALENTS, AND INVESTMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 2401409 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - COST OF REVENUE; CAPITALIZED SOFTWARE DEVELOPMENT (Details) link:presentationLink link:calculationLink link:definitionLink 2401405 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - COSTS IN EXCESS OF BILLINGS ON LONG-TERM CONTRACTS (Details) link:presentationLink link:calculationLink link:definitionLink 2401410 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - FOREIGN CURRENCY GAINS AND LOSSES (Details) link:presentationLink link:calculationLink link:definitionLink 2401408 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - REVENUE RECOGNITION (Details) link:presentationLink link:calculationLink link:definitionLink 2301302 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) link:presentationLink link:calculationLink link:definitionLink 2401407 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - USEFUL LIVES; IMPAIRMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 2109100 - Disclosure - SUPPLEMENTAL CONSOLIDATED FINANCIAL STATEMENT INFORMATION link:presentationLink link:calculationLink link:definitionLink 2409402 - Disclosure - SUPPLEMENTAL CONSOLIDATED FINANCIAL STATEMENT INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 2309301 - Disclosure - SUPPLEMENTAL CONSOLIDATED FINANCIAL STATEMENT INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink