Schedule of Accrued Expenses (Parenthetical) (Detail) - USD ($) $ in Thousands	Dec. 31, 2017	Mar. 31, 2017
Commissions payable	$ 1,898
Accrued interest expense	6,036
Post-restructuring capital structure which includes debt	448,200
Former CEO
Commissions payable	9,600
Predecessor
Commissions payable		$ 2,143
Accrued interest expense		15,021
Sonatide joint venture
Commissions payable	36,400
Accrued interest expense	$ 36,400
Sonatide joint venture \| Predecessor
Accrued interest expense		$ 34,700

Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e7018-107765

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6935-107765

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-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

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