CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013
Current assets:
Cash and cash equivalents	$ 205,035	$ 215,771	$ 206,638
Restricted cash	4,293	5,636	6,693
Accounts receivable, net	77,384	99,530	106,308
PEAKS Trust student loans, less allowance for loan losses of $0, $0 and $0	7,713	7,730	7,282
Deferred income taxes	69,708	77,549	71,301
Prepaid expenses and other current assets	34,686	28,400	19,189
Total current assets	398,819	434,616	417,411
Property and equipment, net	164,072	168,509	184,123
PEAKS Trust student loans, excluding current portion, less allowance for loan losses of $29,349, $29,349 and $0	75,619	76,479	105,007
Deferred income taxes	77,508	68,324	45,024
Other assets	64,314	58,923	31,721
Total assets	780,332	806,851	783,286
Current liabilities:
Current portion of long-term debt	50,000	50,000	0
Current portion of PEAKS Trust senior debt	130,692	157,883	103,356
Accounts payable	67,336	58,021	63,713
Accrued compensation and benefits	16,075	18,107	15,425
Other current liabilities	52,268	42,136	52,185
Deferred revenue	141,549	147,630	120,628
Total current liabilities	457,920	473,777	355,307
Long-term debt	0	0	150,000
PEAKS Trust senior debt, excluding current portion	63,693	71,341	123,660
Other liabilities	142,476	146,087	45,634
Total	664,089	691,205	674,601
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	197,954	200,040	194,629
Retained earnings	941,176	940,449	950,202
Accumulated other comprehensive income (loss)	2,908	3,146	(7,835)
Treasury stock, 13,665,572, 13,698,716 and 13,706,781 shares, at cost	(1,026,166)	(1,028,360)	(1,028,682)
Total shareholders' equity	116,243	115,646	108,685
Total liabilities and shareholders' equity	$ 780,332	$ 806,851	$ 783,286

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.