Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive (Loss) Income
Balances (in shares) at Mar. 31, 2015		300,000	18,035,427
Balances at Mar. 31, 2015	$ 46,247	$ 14,900	$ 1	$ 90,130	$ (50,972)	$ (7,812)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	(4,232)				(4,232)
Preferred stock dividends	(1,333)				(1,333)
Restricted stock issued (Note 17) (in shares)		0	13,801
Restricted stock issued (Note 17)	25	$ 0	$ 0	25	0	0
Unrestricted stock issued (Note 17) (in shares)		0	264,814
Unrestricted stock issued (Note 17)	524	$ 0	$ 0	524	0	0
Restricted stock units granted (in shares)			8,905
Restricted stock units granted	57	$ 0	$ 0	57	0	0
Preferred stock conversion to common stock (in shares)		4,520	36,450
Preferred stock conversion to common stock	0	$ (226)		226	0	0
Stock options issued	31			31	0	0
Translation adjustment	(1,723)					(1,723)
Balances (in shares) at Mar. 31, 2016		295,480	18,359,397
Balances at Mar. 31, 2016	39,596	$ 14,674	$ 1	90,993	(56,537)	(9,535)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	(2,582)				(2,582)
Preferred stock dividends	(386)				(386)
Restricted stock issued (Note 17) (in shares)		0	103,301
Restricted stock issued (Note 17)	96	$ 0	$ 0	96	0	0
Unrestricted stock issued (Note 17) (in shares)		0	44,396
Unrestricted stock issued (Note 17)	48	$ 0	$ 0	48	0	0
Restricted stock units granted (in shares)			0
Restricted stock units granted	15	$ 0	$ 0	15	0	0
Stock options issued	12			12	0	0
Translation adjustment	148					148
Balances (in shares) at Jun. 30, 2016		295,480	18,507,094
Balances at Jun. 30, 2016	36,947	$ 14,674	$ 1	91,164	(59,505)	(9,387)
Balances (in shares) at Mar. 31, 2016		295,480	18,359,397
Balances at Mar. 31, 2016	39,596	$ 14,674	$ 1	90,993	(56,537)	(9,535)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	225
Translation adjustment	(969)
Balances (in shares) at Dec. 31, 2016		295,480	18,624,431
Balances at Dec. 31, 2016	37,973	$ 14,674	$ 1	91,321	(57,519)	(10,504)
Balances (in shares) at Jun. 30, 2016		295,480	18,507,094
Balances at Jun. 30, 2016	36,947	$ 14,674	$ 1	91,164	(59,505)	(9,387)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,996	0	0	0	2,996	0
Preferred stock dividends	(395)	$ 0	$ 0	0	(395)	0
Unrestricted stock issued (Note 17) (in shares)		0	62,092
Unrestricted stock issued (Note 17)	47	$ 0	$ 0	47	0	0
Restricted stock units granted (in shares)			0
Restricted stock units granted	15	0	$ 0	15	0	0
Stock options issued	7			7	0	0
Translation adjustment	(175)	$ 0	$ 0	0	0	(175)
Balances (in shares) at Sep. 30, 2016		295,480	18,569,186.000
Balances at Sep. 30, 2016	39,442	$ 14,674	$ 1	91,233	(56,904)	(9,562)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	(189)	0	0	0	(189)	0
Preferred stock dividends	(426)	$ 0	$ 0	0	(426)	0
Unrestricted stock issued (Note 17) (in shares)		0	55,245
Unrestricted stock issued (Note 17)	48	$ 0	$ 0	48	0	0
Restricted stock units granted (in shares)			0
Restricted stock units granted	15	0	$ 0	15	0	0
Stock options issued	25			25	0	0
Translation adjustment	(942)	$ 0	$ 0	0	0	(942)
Balances (in shares) at Dec. 31, 2016		295,480	18,624,431
Balances at Dec. 31, 2016	$ 37,973	$ 14,674	$ 1	$ 91,321	$ (57,519)	$ (10,504)