CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) [Abstract]
REVENUE	$ 61,889	$ 65,279
COSTS AND EXPENSES:
Educational services and facilities	30,503	32,709
Selling, general and administrative	37,531	38,324
Loss (gain) on sale of assets	117	(26)
Total costs & expenses	68,151	71,007
OPERATING LOSS	(6,262)	(5,728)
OTHER:
Interest income	10	31
Interest expense	(572)	(5,182)
LOSS BEFORE INCOME TAXES	(6,824)	(10,879)
PROVISION FOR INCOME TAXES	50	50
NET LOSS	$ (6,874)	$ (10,929)
Basic
Net loss per share (in dollars per share)	$ (0.28)	$ (0.46)
Diluted
Net loss per share (in dollars per share)	$ (0.28)	$ (0.46)
Weighted average number of common shares outstanding:
Basic (in shares)	24,137,577	23,609,308
Diluted (in shares)	24,137,577	23,609,308