Long-Term Debt - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Debt Disclosure [Abstract]
Coupon interest	$ 2,191	$ 3,047	$ 5,397	$ 6,094
Amortization of debt issuance costs	391	356	900	712
Total interest expense on convertible notes payable	$ 2,582	$ 3,403	$ 6,297	$ 6,806