Liabilities - Convertible Senior Notes - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Non-Cash Interest Expense
Amortization of debt discount/transaction costs			$ 935	$ 824
Total Interest Expense	$ 2,442	$ 2,430	7,292	7,532
2023 Notes
Cash Interest Expense
Coupon interest expense				23
Non-Cash Interest Expense
Amortization of debt discount/transaction costs				4
2025 Notes
Cash Interest Expense
Coupon interest expense	232	232	696	2,128
Non-Cash Interest Expense
Amortization of debt discount/transaction costs	26	25	76	218
Estimated fair value	$ 38,100		$ 38,100
Convertible Debt, Fair Value by Fair Value Hierarchy Level	Level 2		Level 2
2027 Notes
Cash Interest Expense
Coupon interest expense	$ 234	234	$ 702	2,151
Non-Cash Interest Expense
Amortization of debt discount/transaction costs	23	22	66	197
Estimated fair value	$ 61,900		$ 61,900
Convertible Debt, Fair Value by Fair Value Hierarchy Level	Level 2		Level 2
2029 Notes
Cash Interest Expense
Coupon interest expense	$ 1,653	1,653	$ 4,959	2,406
Non-Cash Interest Expense
Amortization of debt discount/transaction costs	274	$ 264	793	$ 405
Estimated fair value	$ 316,700		$ 316,700
Convertible Debt, Fair Value by Fair Value Hierarchy Level	Level 2		Level 2