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DEFERRED DRYDOCK COSTS
6 Months Ended
Sep. 30, 2012
Deferred Drydock Costs [Abstract]  
DEFERRED DRYDOCK COSTS
DEFERRED DRYDOCK COSTS

Deferred drydock costs are comprised of the following:

 
September 30, 2012
 
March 31, 2012
Drydock expenditures
$
17,669

 
$
22,573

Accumulated amortization
7,054

 
12,694

 
$
10,615

 
$
9,879


 
The following table shows periodic deferrals of drydock costs and amortization.

Balance as of March 31, 2011
$
6,523

Drydock costs accrued
6,535

Amortization of drydock costs
(3,048
)
Foreign currency translation adjustment
(131
)
Balance as of March 31, 2012
$
9,879

Drydock costs accrued
2,406

Amortization of drydock costs
(1,752
)
Foreign currency translation adjustment
82

Balance as of September 30, 2012
$
10,615