Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jan. 31, 2015	Jan. 31, 2014
Current assets:
Cash and cash equivalents	$ 230,281	$ 293,322
Short-term investments	0	3,990
Trade accounts receivable, net of allowance for doubtful accounts of $4,217 as of January 31, 2015 and $5,469 as of January 31, 2014	546,622	454,483
Other receivables	20,984	15,506
Inventory	22,512	25,121
Prepaid expenses and other	22,357	24,031
Deferred income taxes	23,490	13,656
Total current assets	866,246	830,109
Property, plant, and equipment, net	170,737	160,165
Term receivables	301,862	270,365
Goodwill	599,929	549,044
Intangible assets, net	45,577	22,799
Other assets	64,671	71,627
Total assets	2,049,022	1,904,109
Current liabilities:
Short-term borrowings	7,228	9,590
Accounts payable	12,687	21,548
Income taxes payable	5,994	3,365
Accrued payroll and related liabilities	108,553	102,848
Accrued and other liabilities	47,728	42,457
Deferred revenue	259,340	231,179
Total current liabilities	441,530	410,987
Notes payable	230,400	224,261
Deferred revenue	21,251	17,398
Income tax liability	19,279	18,431
Other long-term liabilities	50,336	32,259
Total liabilities	762,796	703,336
Commitments and contingencies (Note 9)
Noncontrolling interest with redemption feature	13,372	15,479
Stockholders' equity:
Common stock, no par value, 300,000 shares authorized as of January 31, 2015 and January 31, 2014; 115,790 shares issued and outstanding as of January 31, 2015 and 115,722 shares issued and outstanding as of January 31, 2014	832,612	838,939
Retained earnings	451,901	327,552
Accumulated other comprehensive (loss) income	(11,887)	18,803
Noncontrolling interest	228	0
Total stockholders’ equity	1,272,854	1,185,294
Total liabilities and stockholders' equity	$ 2,049,022	$ 1,904,109