Condensed Consolidated Balance Sheets - USD ($) $ in Thousands		Mar. 31, 2016	Dec. 31, 2015
CURRENT ASSETS:
Cash and cash equivalents, unrestricted		$ 47,536	$ 66,919
Restricted cash		11,735	49,821
Short-term investments		122,859	114,901
Total cash and cash equivalents, restricted cash and short-term investments		182,130	231,641
Student receivables, net of allowance for doubtful accounts of $20,686 and $18,013 as of March 31, 2016 and December 31, 2015, respectively		27,746	31,618
Receivables, other, net		4,375	5,194
Prepaid expenses		14,167	14,380
Inventories		2,505	3,353
Other current assets		2,331	2,523
Assets of discontinued operations		225	254
Total current assets		233,479	288,963
NON-CURRENT ASSETS:
Property and equipment, net		52,596	58,249
Goodwill		87,356	87,356
Intangible assets, net		9,100	9,300
Student receivables, net of allowance for doubtful accounts of $2,082 and $2,216 as of March 31, 2016 and December 31, 2015, respectively		3,686	3,958
Deferred income tax assets, net		137,716	137,716
Other assets		17,552	16,562
Assets of discontinued operations		8,751	8,811
TOTAL ASSETS	[1]	550,236	610,915
CURRENT LIABILITIES:
Short-term borrowings			38,000
Accounts payable		18,579	25,906
Accrued expenses:
Payroll and related benefits		30,139	38,789
Advertising and marketing costs		14,308	11,788
Income taxes		5,146	1,061
Other		21,966	24,082
Deferred tuition revenue		35,077	40,112
Liabilities of discontinued operations		9,784	13,067
Total current liabilities		134,999	192,805
NON-CURRENT LIABILITIES:
Deferred rent obligations		43,244	45,927
Other liabilities		22,508	25,197
Liabilities of discontinued operations		8,075	9,376
Total non-current liabilities		$ 73,827	$ 80,500
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; 83,332,387 and 82,996,585 shares issued, 68,337,190 and 68,098,654 shares outstanding as of March 31, 2016 and December 31, 2015, respectively		$ 833	$ 830
Additional paid-in capital		611,472	610,784
Accumulated other comprehensive loss		(364)	(880)
Accumulated deficit		(54,507)	(57,518)
Cost of 14,995,197 and 14,897,931 shares in treasury as of March 31, 2016 and December 31, 2015, respectively		(216,024)	(215,606)
Total stockholders' equity		341,410	337,610
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY		$ 550,236	$ 610,915

[1] Total assets do not include intercompany receivable or payable activity between schools and corporate and investments in subsidiaries.