Derivative Instruments - Schedule of Total Outstanding Notional Amount and Fair Value of Derivative Instruments (Detail) - USD ($) $ in Millions |
Mar. 31, 2018 |
Mar. 31, 2017 |
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| Interest rate swap contracts | ||
| Derivatives, Fair Value [Line Items] | ||
| Derivative Assets | $ 0.4 | |
| Derivative Liabilities | $ 1.1 | |
| Derivatives not accounted for as hedges | ||
| Derivatives, Fair Value [Line Items] | ||
| Notional Amount | 100.8 | 100.0 |
| Derivative Assets | 0.4 | 0.0 |
| Derivative Liabilities | 0.0 | 1.1 |
| Derivatives not accounted for as hedges | Interest rate swap contracts | ||
| Derivatives, Fair Value [Line Items] | ||
| Notional Amount | 100.0 | 100.0 |
| Derivative Assets | 0.4 | 0.0 |
| Derivative Liabilities | 0.0 | 1.1 |
| Derivatives not accounted for as hedges | Foreign currency forward contracts | ||
| Derivatives, Fair Value [Line Items] | ||
| Notional Amount | 0.8 | 0.0 |
| Derivative Assets | 0.0 | 0.0 |
| Derivative Liabilities | $ 0.0 | $ 0.0 |
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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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