DEFERRED DRYDOCK COSTS, NET (Balance Sheet Details) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Mar. 31, 2015	Mar. 31, 2014
Deferred Drydock Costs [Abstract]
Deferred expenditures	$ 15,828	$ 16,607
Accumulated amortization	(10,005)	(9,017)
Deferred drydock costs, net	$ 5,823	$ 7,590	$ 9,321