Financial Instruments and Fair Value Measurements - Additional Information (Details) - USD ($)	3 Months Ended	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2022	Dec. 31, 2021
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Transfers into level 3	$ 0	$ 0
Financial assets			$ 0
Financial liabilities			0
Finance receivables held for sale, Carrying value			0
Finance receivables held for sale, Fair Value			0
Fair Value, Recurring
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Financial assets	454,567,000	454,567,000	751,781,000
Financial liabilities	95,494,000	95,494,000
Fair Value, Recurring | Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Financial assets	$ 180,026,000	$ 180,026,000	0
Financial liabilities			$ 0