SEGMENT INFORMATION - ASSETS and DEBT (Details)	9 Months Ended
	Dec. 31, 2015 USD ($) segments systems	Mar. 31, 2015 USD ($)
Segment Reporting, Asset Reconciling Item [Line Items]
Number of reportable segments | segments	4
Total intangible assets, net	$ 27,404,000	$ 31,784,000
Total goodwill	8,701,000	26,701,000
Assets from continuing operations	242,205,000	273,017,000
Notes payable, non-recourse	123,111,000	151,360,000
Current portion of notes payable	86,697,000	45,294,000
Capital leases	$ 4,354,000	5,495,000
Phase I
Segment Reporting, Asset Reconciling Item [Line Items]
Number of systems installed | systems	3,724
Phase I | Segment, Continuing Operations
Segment Reporting, Asset Reconciling Item [Line Items]
Total intangible assets, net	$ 222,000	252,000
Total goodwill	0	0
Assets from continuing operations	56,946,000	74,595,000
Notes payable, non-recourse	101,577,000	123,722,000
Current portion of notes payable	0	0
Capital leases	$ 0	0
Phase II
Segment Reporting, Asset Reconciling Item [Line Items]
Number of systems installed | systems	8,904
Phase II | Segment, Continuing Operations
Segment Reporting, Asset Reconciling Item [Line Items]
Total intangible assets, net	$ 0	0
Total goodwill	0	0
Assets from continuing operations	58,720,000	61,350,000
Notes payable, non-recourse	21,534,000	27,638,000
Current portion of notes payable	0	0
Capital leases	0	0
Services | Segment, Continuing Operations
Segment Reporting, Asset Reconciling Item [Line Items]
Total intangible assets, net	0	0
Total goodwill	0	0
Assets from continuing operations	1,544,000	1,084,000
Notes payable, non-recourse	0	0
Current portion of notes payable	0	0
Capital leases	0	0
Content & Entertainment
Segment Reporting, Asset Reconciling Item [Line Items]
Total goodwill	8,701,000	26,701,000
Content & Entertainment | Segment, Continuing Operations
Segment Reporting, Asset Reconciling Item [Line Items]
Total intangible assets, net	27,171,000	31,520,000
Total goodwill	8,701,000	26,701,000
Assets from continuing operations	108,215,000	122,610,000
Notes payable, non-recourse	0	0
Current portion of notes payable	0	0
Capital leases	86,000	84,000
Corporate | Segment, Continuing Operations
Segment Reporting, Asset Reconciling Item [Line Items]
Total intangible assets, net	11,000	12,000
Total goodwill	0	0
Assets from continuing operations	16,780,000	13,378,000
Notes payable, non-recourse	0	0
Current portion of notes payable	86,697,000	45,294,000
Capital leases	$ 4,268,000	$ 5,411,000