Derivatives and Hedging Activities - Additional Information (Details) $ in Millions	Mar. 31, 2018 USD ($)
Derivative [Line Items]
Fair value, net liability position	$ 4.1
Settlement required if credit-risk related provisions were breached	4.1
Interest rate swaps
Derivative [Line Items]
Gain (loss) to be reclassified to interest expense in next fiscal year	(0.1)
Cross-currency interest rate swap
Derivative [Line Items]
Gain (loss) to be reclassified to interest expense in next fiscal year	$ 0.8