Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Nov. 30, 2017	Nov. 30, 2016
Cash provided by operating activities:
Net income (loss)	$ (15,635)	$ 104,993
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	32,362	33,323
Amortization of financing costs	976	876
Provision for doubtful receivables	2,076	1,489
Non-cash share-based compensation	11,130	11,661
Non-cash intangible asset impairment charges	136,297	7,400
Gain (loss) on the sale or disposal of property and equipment	(10)	167
Deferred income taxes and tax credits	(54,355)	(8,769)
Changes in operating capital, net of effects of acquisition of business:
Receivables	(74,538)	(66,005)
Inventories	3,528	7,001
Prepaid expenses and other current assets	(2,850)	(2,134)
Other assets and liabilities, net	(1,532)	(3,772)
Accounts payable	(2,532)	29,004
Accrued expenses and other current liabilities	19,075	22,410
Accrued income taxes	53,637	1,496
Net cash provided by operating activities	107,629	139,140
Cash used in investing activities:
Capital and intangible asset expenditures	(19,854)	(14,989)
Proceeds from the sale of property and equipment	13	32
Payments to acquire businesses, net of cash acquired		(209,258)
Net cash used in investing activities	(19,841)	(224,215)
Cash used in financing activities:
Proceeds from line of credit	389,500	328,600
Repayment of line of credit	(444,200)	(380,600)
Repayment of long-term debt	(5,700)	(3,800)
Payment of financing costs		(89)
Proceeds from share issuances under share-based compensation plans	6,670	7,451
Payment of tax obligations resulting from cashless share award settlement	(6,830)	(507)
Payments for repurchases of common stock	(29,158)	(75,000)
Net cash used in financing activities	(89,718)	(123,945)
Net decrease in cash and cash equivalents	(1,930)	(209,020)
Cash and cash equivalents, beginning balance	23,087	225,800
Cash and cash equivalents, ending balance	$ 21,157	$ 16,780