Liability Related to the Revenue Interest Purchase Agreement - Narrative (Details) - USD ($)					1 Months Ended	3 Months Ended		12 Months Ended
	Nov. 23, 2022	May 16, 2021	Apr. 26, 2021	Jun. 26, 2019	Mar. 31, 2020	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Sep. 30, 2021
Liability Related to the Revenue Interest Purchase Agreement
Restricted cash						$ 0	$ 50,000,000	$ 0	$ 50,000,000
One time partial call								50,000,000
Redemption percentage						225.00%
Redemption amount						$ 400,000,000
Remaining redemption amount						385,000,000
Interest expense						14,387,000	14,062,000
Revenue Interest Purchase Agreement (RIPA)
Liability Related to the Revenue Interest Purchase Agreement
Revenue interest liability						251,819,000		243,605,000
Capitalized issuance costs						300,000
Interest expense						11,300,000	$ 11,000,000
Revenue Interest Purchase Agreement (RIPA) | Oberland
Liability Related to the Revenue Interest Purchase Agreement
Gross proceeds from revenue interest liability				$ 125,000,000.0
Total amount of subsequent installment, subject to RIPA terms and conditions				75,000,000.0
Amount of subsequent installment, subject to regulatory approval				25,000,000.0
Amount of subsequent installment, subject to achievement of sales threshold				50,000,000.0
Milestone amount for worldwide sales to receive the third payment				$ 100,000,000.0
Proceeds from Revenue Interest Purchase Agreement			$ 50,000,000		$ 25,000,000.0
Revenue interest rate which will take effect if annual net sales equals or exceeds the sales threshold by December 31, 2021				2.50%
Initial revenue interest rate				7.50%
Percentage of invested capital received by December 31, 2024, to qualify for second reduced revenue interest rate				100.00%
Revenue interest rate if annual net sales equal or exceed the Sales Threshold and if the Purchasers receive 100% of their invested capital by December 31, 2024				0.40%
Minimum amount of annual net sales to qualify for reduced revenue interest rate by December 31, 2021				$ 350,000,000
Percentage of revenue interests payment on which agreement terminates				195.00%
Trailing number of months sales must be at or above milestone amount			6 months
Cumulative purchaser payment adjustment	$ 177,777,778
Percentage of revenues interests payment on which agreement terminates, after third anniversary		225.00%
Maximum amount of US net sales to qualify for the Covered Territory expansion to include worldwide sales by December 31, 2021									$ 350,000,000
Repayment amount expected to pay in next twelve months						$ 26,900,000
Effective annual imputed interest rate (as a percent)						18.20%
Consecutive number of months sales must be at or above milestone amount				6 months
Percentage of increase in royalty rate upon drawdown of third payment				33.33%
Revenue Interest Purchase Agreement (RIPA) | Oberland | Net Sales Less Than $250 Million
Liability Related to the Revenue Interest Purchase Agreement
Initial revenue interest rate		10.00%
Minimum amount of annual net sales to qualify for reduced revenue interest rate by December 31, 2021		$ 250,000,000
Hypothetical sales generated amount		100,000,000
Hypothetical repayment obligation		$ 10,000,000
Revenue Interest Purchase Agreement (RIPA) | Oberland | Net Sales Greater Than $250 Million But Less Than $350 Million
Liability Related to the Revenue Interest Purchase Agreement
Revenue interest rate which will take effect if annual net sales equals or exceeds the sales threshold by December 31, 2021		3.30%
Minimum amount of annual net sales to qualify for reduced revenue interest rate by December 31, 2021		$ 250,000,000
Hypothetical sales generated amount		100,000,000
Hypothetical repayment obligation		3,300,000
RIPA Amendment
Liability Related to the Revenue Interest Purchase Agreement
Loss on modification of debt								$ 100,000
RIPA Amendment | Oberland
Liability Related to the Revenue Interest Purchase Agreement
Revenue interest rate which will take effect if annual net sales equals or exceeds the sales threshold by December 31, 2021			3.33%
Initial revenue interest rate			10.00%
Percentage of invested capital received by December 31, 2024, to qualify for second reduced revenue interest rate			100.00%
Minimum amount of annual net sales to qualify for reduced revenue interest rate by December 31, 2024, contingent on 100% invested capital received			$ 350,000,000
Percentage of revenue interest payments to qualify for third payment applicable percentage			100.00%
Percentage of cumulative purchaser payments			100.00%
Percentage of revenue interests payment on which agreement terminates, prior to the third anniversary of the closing date, if put option is exercised			200.00%
Percentage of revenue interests payment on which agreement terminates, after the third anniversary of the closing date, if put option is exercised			225.00%
RIPA Amendment To The Security Agreement And Waiver | Oberland
Liability Related to the Revenue Interest Purchase Agreement
Specified net revenue		15,000,000
Company deposit value in blocked account		$ 50,000,000
Restricted cash										$ 50,000,000