SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) $ in Thousands		1 Months Ended	3 Months Ended		9 Months Ended
	Aug. 14, 2017 USD ($)	Oct. 31, 2017 USD ($)	Sep. 30, 2017 USD ($) State	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($) School State Campus Segment	Sep. 30, 2016 USD ($)	Apr. 28, 2017 USD ($)
Business Activities [Abstract]
Number of schools | School					25
Number of states in which schools operate across the United States | State			15		15
Number of campuses treated as destination schools | Campus					5
Number of reportable segments | Segment					3
Number of campuses operating under HOPS | Campus					18
Number of campuses closed under HOPS | Campus					7
Number of campuses remaining under HOPS | Campus					11
Liquidity [Abstract]
Cash and cash equivalents			$ 14,500		$ 14,500
Restricted cash			7,200		7,200
Revolving loan facility, available amount			7,500		7,500
Gain on sale of property			1,530	$ 7	1,619	$ 402
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Income tax benefit			50	50	150	150
Income Taxes [Abstract]
Interest and penalties expense			0	$ 0	0	0
Subsequent Event [Member]
Subsequent Event [Line Items]
Lease termination value		$ 1,500
West Palm Beach Property [Member]
Liquidity [Abstract]
Cash purchase price	$ 15,800		$ 8,000
Gain on sale of property	1,500
Short term loan							$ 8,000
Repayment of term loan	$ 8,000
ASU 2016-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Income tax benefit					$ 0	$ 0