CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) [Abstract]
REVENUE	$ 61,120	$ 61,865	$ 123,009	$ 127,144
COSTS AND EXPENSES:
Educational services and facilities	30,179	32,405	60,682	65,113
Selling, general and administrative	34,471	35,554	72,002	73,879
(Gain) loss on sale of assets	(7)	(63)	110	(89)
Total costs & expenses	64,643	67,896	132,794	138,903
OPERATING LOSS	(3,523)	(6,031)	(9,785)	(11,759)
OTHER:
Interest income	8	9	19	40
Interest expense	(539)	(699)	(1,112)	(5,881)
LOSS BEFORE INCOME TAXES	(4,054)	(6,721)	(10,878)	(17,600)
PROVISION FOR INCOME TAXES	50	50	100	100
NET LOSS	$ (4,104)	$ (6,771)	$ (10,978)	$ (17,700)
Basic
Net loss per share (in dollars per share)	$ (0.17)	$ (0.28)	$ (0.45)	$ (0.74)
Diluted
Net loss per share (in dollars per share)	$ (0.17)	$ (0.28)	$ (0.45)	$ (0.74)
Weighted average number of common shares outstanding:
Basic (in shares)	24,485,500	23,962,055	24,312,500	23,786,656
Diluted (in shares)	24,485,500	23,962,055	24,312,500	23,786,656