CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Jan. 31, 2015	Jan. 31, 2014	Jan. 31, 2013
Revenue:
License fees	$ 40,917us-gaap_LicensesRevenue	$ 36,176us-gaap_LicensesRevenue	$ 31,260us-gaap_LicensesRevenue
Subscription fees	28,217qada_SubscriptionFees	19,406qada_SubscriptionFees	14,838qada_SubscriptionFees
Maintenance and other	141,295qada_MaintenanceRevenueAndOtherRevenue	139,557qada_MaintenanceRevenueAndOtherRevenue	138,563qada_MaintenanceRevenueAndOtherRevenue
Professional services	84,672us-gaap_TechnologyServicesRevenue	71,172us-gaap_TechnologyServicesRevenue	67,511us-gaap_TechnologyServicesRevenue
Total revenue	295,101us-gaap_SalesRevenueNet	266,311us-gaap_SalesRevenueNet	252,172us-gaap_SalesRevenueNet
Costs of revenue:
License fees	5,016us-gaap_LicenseCosts	4,978us-gaap_LicenseCosts	4,032us-gaap_LicenseCosts
Subscription fees	17,149qada_SubscriptionFeesRevenue	12,462qada_SubscriptionFeesRevenue	9,100qada_SubscriptionFeesRevenue
Maintenance and other	32,511qada_MaintenanceAndOther	32,485qada_MaintenanceAndOther	31,255qada_MaintenanceAndOther
Professional services	76,954us-gaap_TechnologyServicesCosts	67,081us-gaap_TechnologyServicesCosts	63,206us-gaap_TechnologyServicesCosts
Total cost of revenue	131,630us-gaap_CostOfGoodsAndServicesSold	117,006us-gaap_CostOfGoodsAndServicesSold	107,593us-gaap_CostOfGoodsAndServicesSold
Gross profit	163,471us-gaap_GrossProfit	149,305us-gaap_GrossProfit	144,579us-gaap_GrossProfit
Operating expenses:
Sales and marketing	69,785us-gaap_SellingAndMarketingExpense	66,009us-gaap_SellingAndMarketingExpense	62,223us-gaap_SellingAndMarketingExpense
Research and development	42,315us-gaap_ResearchAndDevelopmentExpense	41,237us-gaap_ResearchAndDevelopmentExpense	38,332us-gaap_ResearchAndDevelopmentExpense
General and administrative	34,680us-gaap_GeneralAndAdministrativeExpense	31,946us-gaap_GeneralAndAdministrativeExpense	31,952us-gaap_GeneralAndAdministrativeExpense
Amortization of intangible assets from acquisitions	706us-gaap_AmortizationOfIntangibleAssets	710us-gaap_AmortizationOfIntangibleAssets	264us-gaap_AmortizationOfIntangibleAssets
Total operating expenses	147,486us-gaap_OperatingExpenses	139,902us-gaap_OperatingExpenses	132,771us-gaap_OperatingExpenses
Operating income	15,985us-gaap_OperatingIncomeLoss	9,403us-gaap_OperatingIncomeLoss	11,808us-gaap_OperatingIncomeLoss
Other (income) expense:
Interest income	(242)us-gaap_InvestmentIncomeInterest	(284)us-gaap_InvestmentIncomeInterest	(590)us-gaap_InvestmentIncomeInterest
Interest expense	811us-gaap_InterestExpense	829us-gaap_InterestExpense	990us-gaap_InterestExpense
Other (income) expense, net	(169)us-gaap_OtherNonoperatingExpense	(1,294)us-gaap_OtherNonoperatingExpense	1,118us-gaap_OtherNonoperatingExpense
Total other (income) expense, net	400us-gaap_NonoperatingIncomeExpense	(749)us-gaap_NonoperatingIncomeExpense	1,518us-gaap_NonoperatingIncomeExpense
Income before income taxes	15,585	10,152	10,290
Income tax expense	2,639us-gaap_IncomeTaxExpenseBenefit	3,766us-gaap_IncomeTaxExpenseBenefit	3,651us-gaap_IncomeTaxExpenseBenefit
Net income	12,946us-gaap_NetIncomeLoss	6,386us-gaap_NetIncomeLoss	6,639us-gaap_NetIncomeLoss
Diluted net income (loss) per share
Net income	12,946us-gaap_NetIncomeLoss	6,386us-gaap_NetIncomeLoss	6,639us-gaap_NetIncomeLoss
Other comprehensive income (loss), net of tax
Foreign currency translation adjustment	(460)	1,078	2,018
Total comprehensive income	12,486us-gaap_ComprehensiveIncomeNetOfTax	7,464us-gaap_ComprehensiveIncomeNetOfTax	8,657us-gaap_ComprehensiveIncomeNetOfTax
Common Class A [Member]
Other (income) expense:
Net income	10,729	5,282	5,483
Basic net income (loss) per share
Earnings per share (in dollars per share)	$ 0.84	$ 0.42	$ 0.44
Diluted net income (loss) per share
Earnings per share (in dollars per share)	$ 0.79	$ 0.41	$ 0.42
Net income	10,729	5,282	5,483
Common Class B [Member]
Other (income) expense:
Net income	2,217	1,104	1,156
Basic net income (loss) per share
Earnings per share (in dollars per share)	$ 0.70	$ 0.35	$ 0.37
Diluted net income (loss) per share
Earnings per share (in dollars per share)	$ 0.68	$ 0.34	$ 0.35
Net income	$ 2,217	$ 1,104	$ 1,156

Costs incurred and are directly related to generating maintenance and other revenue. Cost of maintenance and other includes personnel costs of fulfilling maintenance contracts, stock-based compensation for those employees, travel expense, hosting costs, royalties, direct material and an allocation of information technology and facilities costs.

No definition available.