Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Oct. 31, 2013	Jan. 31, 2013
Current assets:
Cash and cash equivalents	$ 219,907	$ 223,783
Short-term investments	4,078	0
Trade accounts receivable, net of allowance for doubtful accounts of $4,907 as of October 31, 2013 and $5,331 as of January 31, 2013	369,003	412,245
Other receivables	17,001	10,974
Inventory	19,542	18,036
Prepaid expenses and other	22,883	24,941
Deferred income taxes	9,286	14,973
Total current assets	661,700	704,952
Property, plant, and equipment, net of accumulated depreciation of $315,837 as of October 31, 2013 and $300,914 as of January 31, 2013	157,195	162,402
Term receivables	241,122	250,497
Goodwill	540,224	535,932
Intangible assets, net of accumulated amortization of $193,305 as of October 31, 2013 and $186,060 as of January 31, 2013	18,698	21,838
Other assets	71,870	69,663
Total assets	1,690,809	1,745,284
Current liabilities:
Short-term borrowings	1,896	5,964
Accounts payable	14,104	20,906
Income taxes payable	5,615	9,180
Accrued payroll and related liabilities	70,732	101,354
Accrued and other liabilities	39,318	40,662
Deferred revenue	194,748	233,759
Total current liabilities	326,413	411,825
Notes payable	222,794	218,546
Deferred revenue	16,102	17,755
Income tax liability	20,335	22,663
Other long-term liabilities	24,335	28,318
Total liabilities	609,979	699,107
Commitments and contingencies
Noncontrolling interest with redemption feature	15,343	12,698
Stockholders' equity:
Common stock, no par value, 300,000 shares authorized as of October 31, 2013 and January 31, 2013; 114,585 shares issued and outstanding as of October 31, 2013 and 112,902 shares issued and outstanding as of January 31, 2013	815,839	810,902
Retained earnings	227,747	197,178
Accumulated other comprehensive income	21,901	25,399
Total stockholders' equity	1,065,487	1,033,479
Total liabilities and stockholders' equity	$ 1,690,809	$ 1,745,284