Derivative Instruments - Derivative Narrative (Details) - Senior Secured Term Loan A [Member] - Interest Rate Swap [Member] - Cash Flow Hedging [Member] $ in Millions	3 Months Ended
	Jun. 30, 2017 USD ($)
Derivative [Line Items]
Derivative, Maturity Date	Jun. 30, 2020
Maximum [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 238.4
Maximum [Member] | Derivative, June 2020 Maturity [Member]
Derivative [Line Items]
Derivative, Fixed Interest Rate	2.68%
Minimum [Member]
Derivative [Line Items]
Derivative, Fixed Interest Rate	0.74%
Minimum [Member] | Derivative, June 2020 Maturity [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 192.7