CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net (loss) income	$ (37,186)	$ 17,540	$ 69,731
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	26,848	28,464	26,218
Deferred income taxes	(14,229)	3,200	2,431
(Gain) loss on disposition of assets	(71)	5	(8)
Impairment of goodwill and long-lived assets	43,364	10,377	6,244
Provision for doubtful accounts	21,056	30,553	39,106
Stock-based compensation expense	4,340	3,541	2,665
Tax benefit associated with exercise of share based payments	0	(158)	(1,484)
Deferred rent	421	768	1,566
(Increase) decrease in assets, net of acquisition of business:
Accounts receivable	(19,202)	(15,317)	(36,732)
Inventories	421	504	(226)
Prepaid income taxes and income taxes receivable	4,053	(13,268)	(2,830)
Prepaid expenses and current assets	(1,274)	(1,670)	4,511
Other assets	999	696	(439)
Increase (decrease) in liabilities, net of acquisition of business:
Accounts payable	(2,180)	(5,510)	2,338
Accrued expenses	(1,688)	(14,936)	(984)
Pension plan liabilities	(718)	(276)	(822)
Unearned tuition	(9,466)	(7,702)	2,857
Other liabilities	498	27	322
Total adjustments	53,172	19,298	44,733
Net cash provided by operating activities	15,986	36,838	114,464
CASH FLOWS FROM INVESTING ACTIVITIES:
Restricted cash	0	694	164
Capital expenditures	(8,839)	(38,119)	(42,352)
Proceeds from sale of property and equipment	124	36	77
Acquisition of business, net of cash acquired	(1,472)	0	0
Net cash used in investing activities	(10,187)	(37,389)	(42,111)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from borrowings	37,500	0	20,000
Payments on borrowings	0	(20,000)	(20,000)
Payment of deferred finance fees	(659)	0	0
Proceeds from exercise of stock options	0	711	3,149
Tax benefit associated with exercise of share based payments	0	158	1,484
Net share settlement for equity-based compensation	(531)	(862)	(1,044)
Dividends paid	(6,444)	(18,490)	(5,550)
Principal payments under capital lease obligations	(481)	(437)	(384)
Purchase of treasury stock	0	0	(50,089)
Net cash provided by (used in) financing activities	29,385	(38,920)	(52,434)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	35,184	(39,471)	19,919
CASH AND CASH EQUIVALENTS-Beginning of year	26,524	65,995	46,076
CASH AND CASH EQUIVALENTS-End of year	61,708	26,524	65,995
Cash paid during the year for:
Interest	4,184	4,003	4,180
Income taxes	226	23,218	49,331
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES:
Liabilities accrued for or noncash purchases of fixed assets	1,789	1,166	5,962
Dividends payable	$ 0	$ 0	$ 16,650