CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014
Current assets:
Cash and cash equivalents	$ 124,632	$ 135,937	$ 224,956
Restricted cash	6,936	6,040	2,768
Accounts receivable, net	45,204	46,383	68,937
Private education loans, net	9,379	10,584	7,420
Deferred income taxes	24,795	34,547	67,415
Prepaid expenses and other current assets	57,294	57,923	36,056
Total current assets	268,240	291,414	407,552
Property and equipment, net	150,095	157,072	158,947
Private education loans, excluding current portion, net	69,724	80,292	65,997
Deferred income taxes	63,447	68,041	78,218
Collateral deposits	97,873	97,932	8,627
Other assets	61,921	54,409	56,878
Total assets	711,300	749,160	776,219
Current liabilities:
Current portion of long-term debt	14,546	9,635	50,000
Current portion of PEAKS Trust senior debt	23,068	37,545	132,429
Current portion of CUSO secured borrowing obligation	19,750	20,813	0
Accounts payable	76,476	67,848	75,918
Accrued compensation and benefits	16,535	12,264	23,320
Other current liabilities	27,288	27,050	46,233
Deferred revenue	119,568	147,475	131,378
Total current liabilities	297,231	322,630	459,278
Long-term debt, excluding current portion	77,579	86,714	0
PEAKS Trust senior debt, excluding current portion	31,007	38,658	58,442
CUSO secured borrowing obligation, excluding current portion	91,339	100,194	0
Other liabilities	59,049	52,959	138,361
Total liabilities	$ 556,205	$ 601,155	$ 656,081
Commitments and contingent liabilities (see Note 12)
Shareholders' equity:
Preferred stock, $.01 par value, 5,000,000 shares authorized, none issued	$ 0	$ 0	$ 0
Common stock, $.01 par value, 300,000,000 shares authorized, 37,068,904 issued	371	371	371
Capital surplus	186,501	198,883	198,806
Retained earnings	980,833	969,670	944,431
Accumulated other comprehensive income	725	1,201	2,670
Treasury stock, 13,490,795, 13,619,010 and 13,665,129 shares, at cost	(1,013,335)	(1,022,120)	(1,026,140)
Total shareholders' equity	155,095	148,005	120,138
Total liabilities and shareholders' equity	$ 711,300	$ 749,160	$ 776,219