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Schedule of Accrued Expenses (Detail) - USD ($) $ in Thousands | Dec. 31, 2015 | Mar. 31, 2015
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Other Current Assets, Other Assets Accrued Expenses Other Current Liabilities and other Non current liabilities and Deferred Credits [Abstract] |  |  |
Payroll and related payables |  | $ 22,405 | $ 32,041
Commissions payable | [1] | 7,197 | 8,282
Accrued vessel expenses |  | 53,414 | 79,549
Accrued interest expense |  | 4,791 | 14,514
Other accrued expenses |  | 8,797 | 11,869
Accrued expenses |  | $ 96,604 | $ 146,255
[1] | Excludes $27.3 million and $46.3 million of commissions due to Sonatide at December 31, 2015 and March 31, 2015, respectively. These amounts are included in amounts due to affiliate.

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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for sales commissions. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Current Liabilities -URI http://asc.fasb.org/extlink&oid=6509677 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6935-107765 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6911-107765 + Details
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