Debt (Schedule of Interest Rate Derivatives) (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2021 USD ($)
Interest Rate Swap, Date Entered, March 2019 - 2.22%
Derivative [Line Items]
Derivative, Fixed Interest Rate	2.22%
Debt Instrument, Description of Variable Rate Basis	1-month LIBOR
Derivative, Notional Amount	$ 100,000
Interest Rate Derivative Liabilities, at Fair Value	$ (533)
Interest Rate Swap, Date Entered, March 2019 - 2.21%
Derivative [Line Items]
Derivative, Fixed Interest Rate	2.21%
Debt Instrument, Description of Variable Rate Basis	1-month LIBOR
Derivative, Notional Amount	$ 100,000
Interest Rate Derivative Liabilities, at Fair Value	$ (537)
Interest Rate Swap, Date Entered, June 2019 - 1.61%
Derivative [Line Items]
Derivative, Fixed Interest Rate	1.61%
Debt Instrument, Description of Variable Rate Basis	1-month LIBOR
Derivative, Notional Amount	$ 150,000
Interest Rate Derivative Liabilities, at Fair Value	$ (567)
Interest Rate Swap, Date Entered, June 2019 - 1.63%
Derivative [Line Items]
Derivative, Fixed Interest Rate	1.63%
Debt Instrument, Description of Variable Rate Basis	1-month LIBOR
Derivative, Notional Amount	$ 50,000
Interest Rate Derivative Liabilities, at Fair Value	$ (191)