Debt (Narrative) (Details) - USD ($)		1 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Jan. 31, 2023	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Debt Instrument [Line Items]
Gain (loss) on debt redemption/refinancing				$ 0	$ 3,064,000	$ (4,993,000)
Interest rate swaps
Debt Instrument [Line Items]
Derivative notional amount	$ 200,000,000		$ 200,000,000		200,000,000
Fixed interest rate		0.585%
SOFR | Interest rate swaps
Debt Instrument [Line Items]
Basis spread on variable rate		0.10%
Line of credit | Revolving credit facility
Debt Instrument [Line Items]
Maximum borrowing capacity	500,000,000		500,000,000		500,000,000
Outstanding borrowings	0		0		0
Term loan due March 2028 | Notes due
Debt Instrument [Line Items]
Face amount	$ 275,000,000		$ 275,000,000		$ 275,000,000
Interest rate	9.40%		9.40%		9.40%
Term loan due March 2028 | Notes due | SOFR
Debt Instrument [Line Items]
Basis spread on variable rate			6.90%		4.00%
Discount rate	3.00%		3.00%		3.00%
Term loan due March 2026 | Notes due
Debt Instrument [Line Items]
Repayments of debt			$ 30,000,000
Interest rate	7.70%		7.70%		7.70%
Term loan due March 2026 | Notes due | SOFR
Debt Instrument [Line Items]
Basis spread on variable rate					2.25%
Notes due 2024 and 2027 | Notes due
Debt Instrument [Line Items]
Purchase amount	$ 39,000,000		$ 39,000,000		$ 39,000,000
Gain (loss) on debt redemption/refinancing	3,000,000
Term loan due 2026 and Term loan due 2028 | Notes due
Debt Instrument [Line Items]
Repayments of debt	$ 27,000,000
Notes due March 2028 | Notes due
Debt Instrument [Line Items]
Interest rate	12.30%		12.30%		12.30%
Notes due March 2028 | Notes due | SOFR
Debt Instrument [Line Items]
Basis spread on variable rate					6.90%