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Schedule of Other Current Liabilities (Detail) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Mar. 31, 2014
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Other Assets, Accrued Expenses, Other Current Liabilities, And Other Liabilities And Deferred Credits [Abstract] |  |
Taxes payable | $ 55,415 | $ 56,080
Deferred gain on vessel sales - current | 15,514 | 13,996
Other | 560 | 491
Other current liabilities | $ 71,489 | $ 70,567

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