Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jul. 31, 2015	Jul. 31, 2014
Operating Cash Flows:
Net income	$ 20,107	$ 10,744
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of property, plant, and equipment	17,721	17,076
Amortization of intangible assets, debt costs and other	12,439	11,173
Stock-based compensation	20,864	17,289
Deferred income taxes	2,350	1,109
Changes in other long-term liabilities	(1,874)	(191)
Dividends received from unconsolidated entities, net of equity in income (loss)	740	(474)
Other	(713)	87
Changes in operating assets and liabilities, net of effect of acquired businesses:
Trade accounts receivable, net	101,651	46,837
Prepaid expenses and other	(6,302)	(3,045)
Term receivables, long-term	35,138	36,705
Accounts payable and accrued liabilities	(66,823)	(77,068)
Income taxes receivable and payable	(5,082)	(5,818)
Deferred revenue	(35,409)	(15,862)
Net cash provided by operating activities	94,807	38,562
Investing Cash Flows:
Proceeds from sales and maturities of short-term investments	0	4,124
Proceeds from sale of buildings	2,068	0
Purchases of property, plant, and equipment	(17,036)	(13,315)
Acquisitions of businesses, equity interests and other intangible assets, net of cash acquired	(7,200)	(75,900)
Net cash used in investing activities	(22,168)	(85,091)
Financing Cash Flows:
Proceeds from issuance of common stock	19,347	16,177
Repurchase of common stock	0	(70,053)
Dividends paid	(12,772)	(11,471)
Net decrease in short-term borrowing	(6,232)	(5,949)
Repayments of other borrowings	(6,925)	(1,691)
Proceeds from the sale of subsidiary shares to non-controlling interest	0	251
Net cash used in financing activities	(6,582)	(72,736)
Effect of exchange rate changes on cash and cash equivalents	(891)	304
Net change in cash and cash equivalents	65,166	(118,961)
Cash and cash equivalents at the beginning of the period	230,281	293,322
Cash and cash equivalents at the end of the period	$ 295,447	$ 174,361