Fair Value Measurements Schedule of Fair Value Assets and Liabilities (Details) - Fair Value, Measurements, Recurring - USD ($)
$ in Thousands |
Jun. 30, 2017 |
Mar. 31, 2017 |
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Non-qualified deferred compensation asset |
$ 6,816
|
$ 6,662
|
| Non-qualified deferred compensation liability |
(4,206)
|
(4,140)
|
| Level 1 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Non-qualified deferred compensation asset |
6,816
|
6,662
|
| Non-qualified deferred compensation liability |
(4,206)
|
(4,140)
|
| Designated as Hedging Instrument |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Designated Derivative Contracts asset |
|
1,365
|
| Designated as Hedging Instrument | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Fair value recorded in other current liabilities |
(4,192)
|
|
| Designated Derivative Contracts asset |
|
$ 1,365
|
| Not Designated as Hedging Instrument |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Fair value recorded in other current liabilities |
(1,807)
|
|
| Designated Derivative Contracts asset |
204
|
|
| Not Designated as Hedging Instrument | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Fair value recorded in other current liabilities |
(1,807)
|
|
| Designated Derivative Contracts asset |
$ 204
|
|