CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (28,304)	$ (3,350)	$ (56,133)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization	11,066	14,506	19,338
Amortization of deferred finance costs	949	554	818
Deferred income taxes	0	0	(4,528)
Loss on disposition of assets	223	1,738	41
Gain on capital lease termination, net	(6,710)	(3,062)	0
Impairment of goodwill and long-lived assets	21,367	216	42,958
Fixed asset donation	(123)	(20)	(92)
Provision for doubtful accounts	14,592	13,583	15,500
Stock-based compensation expense	1,440	1,128	2,621
Deferred rent	(489)	(638)	(740)
(Increase) decrease in assets:
Accounts receivable	(15,700)	(13,216)	(14,470)
Inventories	201	9	372
Prepaid income taxes and income taxes receivable	87	530	7,638
Prepaid expenses and current assets	412	444	(986)
Other assets, net	(1,701)	(1,460)	231
Increase (decrease) in liabilities:
Accounts payable	742	1,004	(2,732)
Accrued expenses	1,195	(450)	3,806
Pension plan liabilities	0	0	(271)
Unearned tuition	(6,854)	2,627	(1,190)
Other liabilities	1,500	194	(159)
Total adjustments	22,197	17,687	68,155
Net cash (used in) provided by operating activities	(6,107)	14,337	12,022
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(3,596)	(2,218)	(7,472)
Restricted cash	963	0	0
Proceeds from sale of property and equipment	451	451	67
Net cash used in investing activities	(2,182)	(1,767)	(7,405)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from borrowings	0	53,500	47,500
Payments on borrowings	(387)	(38,847)	(72,000)
Reclassifications of payments from borrowings to restricted cash	0	30,000	24,500
Reclassifications of proceeds from borrowings to restricted cash	(4,993)	(22,621)	0
Payment of deferred finance fees	(645)	(2,823)	0
Net share settlement for equity-based compensation	(178)	(186)	(448)
Dividends paid	0	0	(4,321)
Principal payments under capital lease obligations	(2,864)	(5,472)	(435)
Net cash (used in) provided by financing activities	(9,067)	13,551	(5,204)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(17,356)	26,121	(587)
CASH AND CASH EQUIVALENTS-Beginning of year	38,420	12,299	12,886
CASH AND CASH EQUIVALENTS-End of year	21,064	38,420	12,299
Cash paid during the year for:
Interest	5,265	7,159	4,597
Income taxes	150	89	145
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES:
Liabilities accrued for or noncash purchases of fixed assets	$ 2,048	$ 979	$ 1,613