Derivatives - Narrative (Details) € in Millions	1 Months Ended		3 Months Ended	6 Months Ended	12 Months Ended
	Nov. 30, 2018 USD ($)	Apr. 30, 2017 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($)	May 11, 2020	Nov. 30, 2019 USD ($) derivative_contract	Nov. 30, 2019 EUR (€) derivative_contract
Derivative [Line Items]
Number of derivative instruments held | derivative_contract							3	3
Eurocurrency Rate
Derivative [Line Items]
Derivative floor interest rate (as a percent)						1.00%
Total Accumulated Other Comprehensive (Loss) Income
Derivative [Line Items]
Net income (loss)				$ 6,900,000
Reclassification out of Accumulated Other Comprehensive Income
Derivative [Line Items]
Net income (loss)				$ 500,000
Reclassification out of Accumulated Other Comprehensive Income | Forecast
Derivative [Line Items]
Net income (loss)					$ 3,300,000
Interest rate contracts
Derivative [Line Items]
Derivative agreement term	5 years	3 years
Derivative notional amount	$ 139,000,000.0	$ 60,000,000.0
Fixed rate of derivatives (as a percent)	3.09%	1.58%
Quarterly reduction to notional amount			$ 5,000,000.0
Cross-currency swaps
Derivative [Line Items]
Derivative notional amount							$ 25,000,000	€ 22.6
Aggregate derivative notional amount							$ 75,000,000	€ 67.8