SEGMENT INFORMATION - RECONCILIATION OF OPERATING PROFIT (LOSS) (Details) - USD ($) $ in Thousands	3 Months Ended			12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2017	Mar. 31, 2016
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenues	$ 19,594	$ 104,449		$ 90,394	$ 104,449
Direct operating (excludes depreciation and amortization shown below)	7,241	31,341		25,121	31,341
Selling, general and administrative	6,010	33,367		23,776	33,367
Allocation of corporate overhead	0			0	0
Provision for doubtful accounts	797	789		1,213	789
Restructuring expenses	(45)	1,130		87	1,130
Goodwill impairment	0	18,000		0	18,000
Litigation settlement recovery, net of expenses		(2,228)		0	(2,228)
Depreciation and amortization of property and equipment	5,164	37,344		27,722	37,344
Amortization of intangible assets	1,396	5,852		5,718	5,852
Total operating expenses	20,563	125,595		83,637	125,595
Income (loss) from operations	(969)	$ (21,146)		6,757	(21,146)
Phase I
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenues	6,046			32,068	36,488
Direct operating (excludes depreciation and amortization shown below)	282			1,052	1,108
Selling, general and administrative	137			544	661
Allocation of corporate overhead	0			0	0
Provision for doubtful accounts	419			737	241
Restructuring expenses	0			0	0
Goodwill impairment	0				0
Litigation settlement recovery, net of expenses					0
Depreciation and amortization of property and equipment	3,107			19,263	28,446
Amortization of intangible assets	12			46	46
Total operating expenses	3,957			21,642	30,502
Income (loss) from operations	2,089			10,426	5,986
Phase II
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenues	3,090			12,538	12,257
Direct operating (excludes depreciation and amortization shown below)	118			388	315
Selling, general and administrative	84			228	121
Allocation of corporate overhead	0			0	0
Provision for doubtful accounts	111			209	98
Restructuring expenses	0			0	0
Goodwill impairment	0				0
Litigation settlement recovery, net of expenses					0
Depreciation and amortization of property and equipment	1,881			7,523	7,523
Amortization of intangible assets	0			0	0
Total operating expenses	2,194			8,348	8,057
Income (loss) from operations	896			4,190	4,200
Services
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenues	2,569			11,611	11,782
Direct operating (excludes depreciation and amortization shown below)	4			10	10
Selling, general and administrative	269			798	914
Allocation of corporate overhead	387			1,581	1,616
Provision for doubtful accounts	0			0	0
Restructuring expenses	0			0	0
Goodwill impairment	0				0
Litigation settlement recovery, net of expenses					0
Depreciation and amortization of property and equipment	0			0	0
Amortization of intangible assets	0			0	0
Total operating expenses	660			2,389	2,540
Income (loss) from operations	1,909			9,222	9,242
Content & Entertainment
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenues	7,889			34,177	43,922
Direct operating (excludes depreciation and amortization shown below)	6,837			23,671	29,908
Selling, general and administrative	4,326			15,812	20,659
Allocation of corporate overhead	877			3,583	5,410
Provision for doubtful accounts	267			267	450
Restructuring expenses	422			509	216
Goodwill impairment	0		$ (18,000)	18,000	18,000
Litigation settlement recovery, net of expenses					(2,228)
Depreciation and amortization of property and equipment	69			273	330
Amortization of intangible assets	1,381			5,663	5,799
Total operating expenses	14,179			49,778	78,544
Income (loss) from operations	(6,290)			(15,601)	(34,622)
Corporate
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenues	0			0	0
Direct operating (excludes depreciation and amortization shown below)	0			0	0
Selling, general and administrative	1,194			6,394	11,012
Allocation of corporate overhead	(1,264)			(5,164)	(7,026)
Provision for doubtful accounts	0			0	0
Restructuring expenses	(467)			(422)	914
Goodwill impairment	0				0
Litigation settlement recovery, net of expenses					0
Depreciation and amortization of property and equipment	107			663	1,045
Amortization of intangible assets	3			9	7
Total operating expenses	(427)			1,480	5,952
Income (loss) from operations	$ 427			$ (1,480)	$ (5,952)