Borrowings - Encore Private Placement Notes - Narrative (Details) - USD ($)			3 Months Ended	9 Months Ended
	Oct. 16, 2023	Sep. 01, 2023	Jun. 30, 2023	Sep. 30, 2023	Dec. 31, 2022	Aug. 31, 2017
Debt Instrument [Line Items]
Debt issued				$ 330,000,000	$ 272,500,000
Encore private placement notes | Notes Payable, Other Payables
Debt Instrument [Line Items]
Debt issued						$ 325,000,000
Long-term debt				$ 39,080,000	68,390,000
Stated interest rate (as a percent)				5.625%
Senior secured notes, periodic principal repayment				$ 9,800,000
2023 Exchangeable Notes | Exchangeable Notes
Debt Instrument [Line Items]
Debt issued				$ 0	$ 172,500,000
Stated interest rate (as a percent)				4.50%
Current maturities		$ 17,700,000
Proceeds from settlement of debt		20,100,000	$ 28,500,000
Excess of if-converted value compared to principal		2,400,000
Proceeds from capped call option		$ 2,400,000
Encore 2028 Floating Rate Notes | Secured Debt | Subsequent Event
Debt Instrument [Line Items]
Issue price (in percent)	99.01%