CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
CURRENT ASSETS:
Cash and cash equivalents, unrestricted	$ 165,921	$ 240,559
Restricted cash	11,966	97,878
Short-term investments	63,947	63,876
Total cash and cash equivalents and short-term investments	241,834	402,313
Student receivables, net of allowance for doubtful accounts of $31,813 and $35,111 as of June 30, 2013 and December 31, 2012, respectively	53,518	68,798
Receivables, other, net	40,453	3,837
Prepaid expenses	96,436	44,297
Inventories	7,690	8,471
Deferred income tax assets, net	7,129	7,095
Other current assets	7,245	4,422
Assets of discontinued operations	3,705	4,328
Total current assets	458,010	543,561
NON-CURRENT ASSETS:
Property and equipment, net	246,008	277,302
Goodwill	132,389	133,025
Intangible assets, net	56,895	61,670
Student receivables, net of allowance for doubtful accounts of $9,177 and $11,982 as of June 30, 2013 and December 31, 2012, respectively	6,029	6,832
Deferred income tax assets, net	47,936	47,707
Other assets, net	28,149	33,280
Assets of discontinued operations	18,772	19,326
TOTAL ASSETS	994,188	1,122,703
CURRENT LIABILITIES:
Short-term borrowings and current maturities of capital lease obligations		80,211
Accounts payable	31,863	38,416
Accrued expenses:
Payroll and related benefits	46,414	46,586
Advertising and production costs	22,630	20,963
Other	83,483	44,585
Deferred tuition revenue	80,945	111,896
Liabilities of discontinued operations	13,522	10,058
Total current liabilities	278,857	352,715
NON-CURRENT LIABILITIES:
Deferred rent obligations	91,415	95,073
Other liabilities	29,331	29,799
Liabilities of discontinued operations	24,844	33,326
Total non-current liabilities	145,590	158,198
STOCKHOLDERS' EQUITY:
Preferred stock, $0.01 par value; 1,000,000 shares authorized; none issued or outstanding
Common stock, $0.01 par value; 300,000,000 shares authorized; 81,808,424 and 81,616,987 shares issued, 67,090,083 and 67,069,734 shares outstanding as of June 30, 2013 and December 31, 2012, respectively	818	816
Additional paid-in capital	600,796	596,826
Accumulated other comprehensive loss	(3,712)	(4,785)
Retained earnings	186,328	232,921
Cost of 14,718,341 and 14,547,253 shares in treasury as of June 30, 2013 and December 31, 2012, respectively	(214,489)	(213,988)
Total stockholders' equity	569,741	611,790
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 994,188	$ 1,122,703