ACCRUED LIABILITIES (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Mar. 31, 2012
Payables and Accruals [Abstract]
Deferred financing and other transaction costs	$ 38	$ 105
Payroll compensation and benefits	2,967	1,015
Preferred stock dividends	11,823	10,283
Professional fees	548	650
Interest	925	926
Winter work, deferred drydock and captial expenditures	860	1,859
Capital and franchise taxes	30	252
Other	2,758	3,085
Accrued liabilities	$ 19,949	$ 18,175