Consolidated Statements of Stockholders' Deficit - USD ($) $ in Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Parent [Member]	Noncontrolling Interest [Member]
Series A preferred stock balance (in shares) at Mar. 31, 2016		7
Common stock balance (in shares) at Mar. 31, 2016			7,977,861
Treasury stock balance (in shares) at Mar. 31, 2016				(277,244)
Stockholders' equity (deficit), beginning balance at Mar. 31, 2016	$ (73,027)	$ 3,559	$ 9	$ (2,839)	$ 269,941	$ (342,448)	$ (64)	$ (71,842)	$ (1,185)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Foreign exchange translation	26						26	26
Issuance of common stock for professional services of third parties (in shares)			419,838
Issuance of common stock for professional services of third parties	342				342			342
Issuance of shares for CEO retention bonus (in shares)			125,000
Issuance of shares for CEO retention bonus	250				250			250
Amortization of stock based compensation issued to Board of Directors	272				272			272
Common stock issued in connection with induced conversion of Convertible Notes (in shares)			1,297,756
Common stock issued in connection with induced conversion of Convertible Notes	14,280		$ 1		14,279			14,280
Issuance of restricted stock awards (in shares)			1,054,865
Issuance of restricted stock awards	0		$ 1		(1)
Issuance of common stock in connection with Second Secured Lien Notes (in shares)			751,450
Issuance of common stock in connection with Second Secured Lien Notes	1,056		$ 1		1,055			1,056
Issuance of warrants	107				107			107
Stock-based compensation	804				804			804
Extension of terms in connection with Sageview Warrants	345				345			345
Preferred stock dividends (in shares)			215,213
Preferred stock dividends	0				356	(356)
Re-issuance of treasury stock in connection with convertible notes exchange transaction (in shares)				(277,244)
Re-issuance of treasury stock in connection with convertible notes exchange transaction	0			$ 2,839	(357)	(2,482)
Contribution by noncontrolling interest owner	39								39
Net loss	(15,197)					(15,129)		(15,129)	(68)
Series A preferred stock balance (in shares) at Mar. 31, 2017		7
Common stock balance (in shares) at Mar. 31, 2017			11,841,983
Treasury stock balance (in shares) at Mar. 31, 2017				0
Stockholders' equity (deficit), ending balance at Mar. 31, 2017	(70,703)	$ 3,559	$ 12	$ 0	287,393	(360,415)	(38)	(69,489)	(1,214)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock for professional services of third parties (in shares)			686,641
Issuance of common stock for professional services of third parties	876		$ 1		875			876
Common stock issued in connection with induced conversion of Convertible Notes (in shares)			3,536,783
Common stock issued in connection with induced conversion of Convertible Notes	34,288		$ 3		34,285			34,288
Forfeitures of restricted stock awards, net of issuances (in shares)			(27,673)
Issuance of common stock in connection with the stock purchase agreement with Bison (in shares)			19,666,667
Issuance of common stock in connection with the stock purchase agreement with Bison, net	28,031		$ 20		28,011			28,031
Issuance of common stock in connection with Second Secured Lien Notes (in shares)			333,333
Issuance of common stock in connection with Second Secured Lien Notes	500				500			500
Issuance of warrants	1,084				1,084			1,084
Stock-based compensation	2,279				2,279			2,279
Preferred stock dividends (in shares)			224,241
Preferred stock dividends	0				356	(356)
Issuance of treasury stock in connection with taxes withheld from employees (in shares)			(134,698)	(134,698)
Treasury stock in connection with taxes withheld from employees	(163)			$ (163)				(163)
Re-issuance of treasury stock in connection with convertible notes exchange transaction (in shares)			(1,179,138)	(1,179,138)
Re-issuance of treasury stock in connection with convertible notes exchange transaction	(1)		$ (1)	$ (11,440)	11,440			(1)
Net loss	(18,495)					(18,454)		(18,454)	(41)
Common stock balance (in shares) at Mar. 31, 2018			34,948,139
Treasury stock balance (in shares) at Mar. 31, 2018				(1,313,836)
Stockholders' equity (deficit), ending balance at Mar. 31, 2018	$ (22,304)	$ 3,559	$ 35	$ (11,603)	$ 366,223	$ (379,225)	$ (38)	$ (21,049)	$ (1,255)