GOODWILL AND LONG-LIVED ASSETS (Details) (USD $)	3 Months Ended			6 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Jun. 30, 2012 Group	Jun. 30, 2012 Group	Sep. 30, 2013 Unit		Sep. 30, 2012	Jun. 30, 2013 Group	Mar. 31, 2013 Group	Dec. 31, 2012
GOODWILL AND LONG-LIVED ASSETS [Abstract]
Number of asset groups impaired			10	10				4	2
Pre tax charge for impairment of leasehold improvements		$ 8,100,000					$ 8,100,000	$ 1,400,000	$ 1,700,000
Asset impairment charges including discontinued operations							8,300,000
Definite-lived intangible assets impairment expanse							200,000
Impairment charges included in discontinued operation			5,500,000	4,000,000
Number of reporting unit tested for recoverability of long lived assets					2
Number of reporting unit to be impaired					5
Changes in carrying amount of goodwill [Abstract]
Gross Goodwill Balance	117,176,000				117,176,000					117,176,000
Accumulated Impairment Losses	(54,711,000)				(54,711,000)					(51,649,000)
Net Goodwill Balance	62,465,000				62,465,000					65,527,000
Goodwill impairment					(3,062,000)
Finite-Lived Intangible Assets [Line Items]
Amortization	100,000	100,000			200,000		200,000
Net carrying amount at end of period	615,000				615,000
Intangible Assets (Excluding Goodwill) [Abstract]
Gross carrying amount, Total					3,163,000
Write-off					(56,000)	[1]
Gross carrying amount, Total	3,107,000				3,107,000
Accumulated amortization, Total					932,000
Write-off					(56,000)	[1]
Amortization					168,000
Accumulated amortization, Total	1,044,000				1,044,000
Net carrying amount	2,063,000				2,063,000
Amortization of intangible assets	100,000	100,000			200,000		200,000
Estimated future amortization expense [Abstract]
Remainder of 2013	56,000				56,000
2014	224,000				224,000
2015	156,000				156,000
2016	112,000				112,000
2017	46,000				46,000
Thereafter	21,000				21,000
Total	615,000				615,000
Indefinite Trade Name [Member]
Indefinite-lived Intangible Assets [Line Items]
Gross carrying amount, beginning balance					180,000
Write-off					0	[1]
Gross carrying amount, ending balance	180,000				180,000
Accumulated amortization, beginning balance					0
Write-off					0	[1]
Amortization					0
Accumulated amortization, ending balance	0				0
Net carrying amount	180,000				180,000
Accreditation [Member]
Indefinite-lived Intangible Assets [Line Items]
Gross carrying amount, beginning balance					1,268,000
Write-off					0	[1]
Gross carrying amount, ending balance	1,268,000				1,268,000
Accumulated amortization, beginning balance					0
Write-off					0	[1]
Amortization					0
Accumulated amortization, ending balance	0				0
Net carrying amount	1,268,000				1,268,000
Student Contracts [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount, beginning balance					25,000
Write-off					(25,000)	[1]
Gross carrying amount, ending balance	0				0
Accumulated amortization, beginning balance					25,000
Write-off					(25,000)	[1]
Amortization					0
Accumulated amortization, ending balance	0				0
Net carrying amount at end of period	0				0
Intangible Assets (Excluding Goodwill) [Abstract]
Amortization of intangible assets					0
Estimated future amortization expense [Abstract]
Total	0				0
Trade Name [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount, beginning balance					366,000
Write-off					(31,000)	[1]
Gross carrying amount, ending balance	335,000				335,000
Accumulated amortization, beginning balance					209,000
Write-off					(31,000)	[1]
Amortization					37,000
Accumulated amortization, ending balance	215,000				215,000
Net carrying amount at end of period	120,000				120,000
Weighted average amortization period					7 years
Intangible Assets (Excluding Goodwill) [Abstract]
Amortization of intangible assets					37,000
Estimated future amortization expense [Abstract]
Total	120,000				120,000
Curriculum [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount, beginning balance					1,124,000
Write-off					0	[1]
Gross carrying amount, ending balance	1,124,000				1,124,000
Accumulated amortization, beginning balance					670,000
Write-off					0	[1]
Amortization					101,000
Accumulated amortization, ending balance	771,000				771,000
Net carrying amount at end of period	353,000				353,000
Weighted average amortization period					9 years
Intangible Assets (Excluding Goodwill) [Abstract]
Amortization of intangible assets					101,000
Estimated future amortization expense [Abstract]
Total	353,000				353,000
Non-compete [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount, beginning balance					200,000
Write-off					0	[1]
Gross carrying amount, ending balance	200,000				200,000
Accumulated amortization, beginning balance					28,000
Write-off					0	[1]
Amortization					30,000
Accumulated amortization, ending balance	58,000				58,000
Net carrying amount at end of period	142,000				142,000
Weighted average amortization period					3 years
Intangible Assets (Excluding Goodwill) [Abstract]
Amortization of intangible assets					30,000
Estimated future amortization expense [Abstract]
Total	$ 142,000				$ 142,000

[1] The Company wrote-off the value of fully amortized assets not in service.