CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (6,874)	$ (10,929)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	2,100	2,153
Amortization of deferred finance charges	87	149
Write-off of deferred finance charges	0	2,161
Loss (gain) on disposition of assets	117	(26)
Fixed asset donation	0	(18)
Provision for doubtful accounts	3,811	3,130
Stock-based compensation expense	429	361
Deferred rent	(276)	55
(Increase) decrease in assets:
Accounts receivable	(7,823)	(4,636)
Inventories	(253)	19
Prepaid income taxes and income taxes receivable	67	49
Prepaid expenses and current assets	(467)	(462)
Other assets, net	(45)	(888)
Increase (decrease) in liabilities:
Accounts payable	2,980	(3,211)
Accrued expenses	(95)	2,185
Unearned tuition	(3,757)	(1,611)
Other liabilities	(43)	45
Total adjustments	(3,168)	(545)
Net cash used in operating activities	(10,042)	(11,474)
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(476)	(832)
Proceeds from sale of property and equipment	8	26
Net cash used in investing activities	(468)	(806)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on borrowings	(32,800)	(44,266)
Proceeds from borrowings	2,500	30,000
Payment of deferred finance fees	(80)	(844)
Net share settlement for equity-based compensation	(311)	(429)
Net cash used in financing activities	(30,691)	(15,539)
NET DECREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	(41,201)	(27,819)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH-Beginning of period	54,554	47,715
CASH, CASH EQUIVALENTS AND RESTRICTED CASH-End of period	13,353	19,896
Cash paid for:
Interest	421	1,523
Income taxes	1	150
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES:
Liabilities accrued for or noncash purchases of fixed assets	$ 128	$ 1,048