Debt (Narrative) (Details) - USD ($)			1 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2023	Jan. 01, 2023	Jul. 31, 2023	Jun. 30, 2023	Jun. 30, 2023	Jun. 30, 2022
Debt Instrument [Line Items]
Gain (loss) on debt redemption/refinancing				$ 228,000	$ 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%
Interest rate swaps | SOFR
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
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	$ 17,000,000
Term loan due March 2026 | Notes due
Debt Instrument [Line Items]
Interest rate	7.50%			7.50%	7.50%
Term loan due March 2026 | Notes due | SOFR
Debt Instrument [Line Items]
Interest rate	2.25%			2.25%	2.25%
Term loan due March 2028 | Notes due
Debt Instrument [Line Items]
Interest rate	9.20%			9.20%	9.20%
Term loan due March 2028 | Notes due | SOFR
Debt Instrument [Line Items]
Interest rate	4.00%			4.00%	4.00%
Notes due 2028 | Notes due | Subsequent Event
Debt Instrument [Line Items]
Face amount			$ 275,000,000
Notes due 2028 | Notes due | SOFR | Subsequent Event
Debt Instrument [Line Items]
Basis spread on variable rate			6.90%
Discount rate			3.00%