Consolidated Statement of Changes in Stockholders' Equity and Comprehensive Income (USD $) In Thousands, unless otherwise specified	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]	Accumulated deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Stockholders' Equity at Mar. 31, 2010	$ 61,686	$ 18,980	$ 25	$ 24,374	$ (697)	$ 0	$ 18,806	$ 198
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Operating Income (Loss)	(39,527)	0	0	0	0	0	(39,527)	0
Incremental Effect on Balance Sheet, Liability or Equity Line Item Change Due to Additional Minimum Pension Liability (AML) Adjustment, Period Increase (Decrease)	(51)	0	0	0	0	0	0	(51)
Change in pension obligations	51
Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax	(466)	0	0	0	0	0	0	(466)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(40,044)	0	0	0	0	0	(39,527)	(517)
Noncontrolling Interest, Change in Redemption Value	0	0	0	2,617	0	(2,617)	0	0
Total other comprehensive (loss) income, net of tax	(517)
Transfer between Controlling and Non Controlling Interest	6,655	0	0	0	0	6,655	0	0
Dividends, Preferred Stock	(588)
Payments of Ordinary Dividends, Common Stock	(124)	0	0	0	0	0	(124)	0
Net Income (Loss) Attributable to Noncontrolling Interest	57
Accrued Preferred Dividends	0	0	0	27	0	0	(27)	0
Dividends, Preferred Stock, Cash	(588)	0	0	0	0	0	(588)	0
Conversion of Stock, Amount Issued	132					0	0	0
Treasury Stock, Value, Acquired, Cost Method		0	0	4	128
Share-based Compensation	0	0	0	4	0	0	(4)	0
Stockholders' Equity at Mar. 31, 2011	27,717	18,980	25	27,026	(569)	4,038	(21,464)	(319)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Operating Income (Loss)	(23,407)	0	0	0	0	0	(23,407)	0
Change in pension obligations	0
Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax	478	0	0	0	0	0	0	478
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(22,929)	0	0	0	0	0	(23,407)	478
Noncontrolling Interest, Change in Redemption Value	0	0	0	1,973	0	(1,973)	0	0
Total other comprehensive (loss) income, net of tax	478
Transfer between Controlling and Non Controlling Interest	686	0	0	0	0	686	0	0
Accrued Preferred Dividends Paid	(364)	0	0	0	0	0	(364)	0
Dividends, Preferred Stock	(288)
Net Income (Loss) Attributable to Noncontrolling Interest	629
Accrued Preferred Dividends	0	0	0	(144)	0	0	144	0
Conversion of Stock, Amount Issued	0	(18,980)	24	18,956	0	0	0	0
Stock Issued During Period, Value, Conversion of Convertible Securities	51,428	45,118	12	6,298	0	0	0	0
Treasury Stock, Value, Acquired, Cost Method	81	0	0	(41)	122	0	0	0
Stockholders' Equity at Mar. 31, 2012	56,619	45,118	61	54,068	(447)	2,751	(45,091)	159
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Operating Income (Loss)	662	0	0	0	0	0	662	0
Incremental Effect on Balance Sheet, Liability or Equity Line Item Change Due to Additional Minimum Pension Liability (AML) Adjustment, Period Increase (Decrease)	(268)	0	0	0	0	0	0
Change in pension obligations	268							(268)
Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax	672	0	0	0	0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	1,066	0	0	0	0	0	662	404
Noncontrolling Interest, Change in Redemption Value	0	0	0	1,665	0	(1,665)	0	0
Total other comprehensive (loss) income, net of tax	404
Transfer between Controlling and Non Controlling Interest	(945)	0	0		0	(945)	0	0
Dividends, Preferred Stock	0
Net Income (Loss) Attributable to Noncontrolling Interest	(945)
Conversion of Stock, Amount Issued							(10)	0
Treasury Stock, Value, Acquired, Cost Method	(5)	0	0	(25)	30	0
Stockholders' Equity at Mar. 31, 2013	$ 56,735	$ 45,118	$ 61	$ 55,708	$ (417)	$ 141	$ (44,439)	$ 563