Derivative Instruments - Additional Information (Details) - Term Loan [Member] - Interest Rate Swap [Member] - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Derivative [Line Items]
Debt instrument maturity date			Sep. 07, 2025
Description of variable rate basis			one-month LIBOR
Debt Instrument, Interest Rate, Stated Percentage	2.54%		2.54%
Derivative Instrument, notional value	$ 35.5		$ 35.5
Interest rate payment description			The objective of the interest rate swap is to reduce the variability in the forecasted interest payments of the Term Loans, which is based on a one-month LIBOR rate versus a fixed interest rate of 2.54% on a notional value of $35.5 million.  Under the terms of the interest rate swap agreement, we will receive quarterly variable interest payments based on the LIBOR rate and will pay interest at a fixed rate
Derivative instrument gain (loss) under fair value	$ (0.4)	$ 0.3	$ (1.8)	$ 1.4