Consolidated Balance Sheets (USD $) In Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2011	Dec. 31, 2010
Current assets
Cash and cash equivalents	$ 14,652	$ 33,637
Restricted cash and cash equivalents	45,390	52,178
Accounts receivable, net of allowance for doubtful accounts of $36,945 and $30,112 at June 30, 2011 and December 31, 2010, respectively	13,078	17,983
Income taxes receivable	5,796	8,415
Deferred income taxes	13,911	16,078
Other current assets	5,619	4,834
Total current assets	98,446	133,125
Property and equipment, net	161,532	123,999
Restricted cash	555	760
Prepaid royalties	6,287	6,579
Goodwill	2,941	2,941
Deferred income taxes	3,564	2,800
Other assets	5,257	4,892
Total assets	278,582	275,096
Current liabilities
Accounts payable	27,480	15,693
Accrued compensation and benefits	11,541	13,633
Accrued liabilities	8,467	9,477
Accrued litigation loss	0	5,200
Accrued exit costs	0	64
Income taxes payable	425	829
Student deposits	46,700	48,873
Deferred revenue	21,867	15,034
Due to related parties	1,573	10,346
Current portion of capital lease obligations	1,229	1,673
Current portion of notes payable	1,841	2,026
Total current liabilities	121,123	122,848
Capital lease obligations, less current portion	0	151
Other noncurrent liabilities	5,392	2,715
Notes payable, less current portion	20,769	21,881
Total liabilities	147,284	147,595
Commitments and contingencies
Stockholders' equity
Preferred stock, $0.01 par value, 10,000 shares authorized; 0 shares issued and outstanding at June 30, 2011 and December 31, 2010
Common stock, $0.01 par value, 100,000 shares authorized; 45,865 and 45,811 shares issued and 44,258 and 45,761 shares outstanding at June 30, 2011 and December 31, 2010, respectively	459	458
Treasury stock, at cost, 1,607 and 50 shares of common stock at June 30, 2011 and December 31, 2010, respectively	(23,151)	(782)
Additional paid-in capital	81,261	77,449
Accumulated other comprehensive loss	(446)	(445)
Accumulated earnings	73,175	50,821
Total stockholders' equity	131,298	127,501
Total liabilities and stockholders' equity	$ 278,582	$ 275,096