Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jan. 31, 2012	Jan. 31, 2011
Current assets:
Cash and cash equivalents	$ 146,499	$ 133,113
Restricted cash	4,237
Trade accounts receivable, net of allowance for doubtful accounts of $4,432 as of January 31, 2012 and $3,941 as of January 31, 2011	354,924	347,075
Other receivables	11,085	8,797
Inventory	8,136	8,255
Prepaid expenses and other	24,751	20,072
Deferred income taxes	17,803	15,992
Total current assets	567,435	533,304
Property, plant, and equipment, net	148,019	139,340
Term receivables	220,355	167,425
Goodwill	527,102	510,508
Intangible assets, net	28,569	31,189
Other assets	59,195	46,212
Total assets	1,550,675	1,427,978
Current liabilities:
Short-term borrowings	14,617	15,544
Current portion of notes payable	1,349	2,000
Accounts payable	17,261	16,724
Income taxes payable	2,538	5,517
Accrued payroll and related liabilities	112,349	109,173
Accrued liabilities	34,284	39,513
Deferred revenue	191,540	171,416
Total current liabilities	373,938	359,887
Notes payable	213,224	207,348
Deferred revenue	14,883	13,953
Income tax liability	34,257	44,095
Other long-term liabilities	39,033	25,981
Total liabilities	675,335	651,264
Commitments and contingencies (Note 10)
Noncontrolling interest with redemption feature	9,266
Stockholders' equity:
Common stock, no par value, 300,000 shares authorized as of January 31, 2012 and January 31, 2011; 109,346 shares issued and outstanding as of January 31, 2012 and 111,249 shares issued and outstanding as of January 31, 2011	775,362	765,179
Retained earnings (accumulated deficit)	62,032	(20,158)
Accumulated other comprehensive income	28,680	31,693
Total stockholders' equity	866,074	776,714
Total liabilities and stockholders' equity	$ 1,550,675	$ 1,427,978