GOODWILL AND LONG-LIVED ASSETS (Tables)

6 Months Ended

Jun. 30, 2017

GOODWILL AND LONG-LIVED ASSETS [Abstract]

Changes in carrying amount of goodwill

The carrying amount of goodwill at June 30, 2017 and 2016 is as follows:

	Gross Goodwill Balance		Accumulated Impairment Losses			Net Goodwill Balance
Balance as of January 1, 2017	$	117,176	$	(102,640	)	$	14,536
Adjustments		-		-			-
Balance as of June 30, 2017	$	117,176	$	(102,640	)	$	14,536

	Gross Goodwill Balance		Accumulated Impairment Losses			Net Goodwill Balance
Balance as of January 1, 2016	$	117,176	$	(93,881	)	$	23,295
Adjustments		-		-			-
Balance as of June 30, 2016	$	117,176	$	(93,881	)	$	23,295

Summary of finite-lived intangible assets

Intangible assets, which are included in other assets in the accompanying condensed consolidated balance sheets, consist of the following:

	Curriculum
Gross carrying amount at December 31, 2016	$	160
Adjustments		-
Gross carrying amount at June 30, 2017		160
Accumulated amortization at December 31, 2016		128
Amortization		7
Accumulated amortization at June 30, 2017		135
Net carrying amount at June 30, 2017	$	25
Weighted average amortization period (years)		10

Summary of estimated future amortization expense

The following table summarizes the estimated future amortization expense:

Year Ending December 31,
Remainder of 2017	$	12
2018		13
	$	25