Fair Value Measurements - Quantitative information about the significant unobservable inputs (Details)	12 Months Ended
	Dec. 31, 2021 USD ($)
Discount rate | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Basis point for adjustment of discount rate	1
Level 3 | Discount rate | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Probability (as a percent)	6.78
Basis point for adjustment of discount rate	1
Fair value increase (decrease)	$ (367,000)
Level 3 | Discount rate | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Probability (as a percent)	21.31
Fair value increase (decrease)	$ 367,000
Level 3 | Discount rate | Weighted average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Probability (as a percent)	21.31
Level 3 | Sale Proceeds | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Amount of comparable TDPRV	$ 67,500,000
Fair value increase (decrease)	1,200,000
Level 3 | Sale Proceeds | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Amount of comparable TDPRV	350,000,000.0
Fair value increase (decrease)	9,500,000
Level 3 | Sale Proceeds | Weighted average
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Amount of comparable TDPRV	$ 100,000,000.0
Level 3 | Timing of Cash Flows | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Probability (as a percent)	0.35
Fair value increase (decrease)	$ 236,000
Level 3 | Timing of Cash Flows | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Probability (as a percent)	46.06
Fair value increase (decrease)	$ 2,300,000