Debt and Lease Obligations - Additional Information (Detail)									1 Months Ended	6 Months Ended	12 Months Ended
	Jun. 29, 2022 USD ($)	Jun. 21, 2022 USD ($)	Jan. 19, 2022 USD ($) Tranche $ / shares	Jan. 04, 2022 USD ($)	Oct. 01, 2021 USD ($) ft²	Jan. 05, 2021 m² ¥ / m²	Sep. 17, 2020	Jun. 19, 2020 USD ($) Tranche	Jun. 30, 2022	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Mar. 20, 2023 USD ($)	Sep. 30, 2022 USD ($)	Jun. 14, 2022 USD ($)
Debt Instrument [Line Items]
Current portion of senior secured loan, net of debt discount and financing fees of $7,698 and $0, respectively											$ 36,989,000	$ 45,938,000
Royalty financing liability											86,745,000
Gain (Loss) on Extinguishment of Debt											(3,134,000)	(648,000)
Revenue											102,821,000	95,369,000
Amortization of debt discount and royalty financing liability											4,362,000	2,939,000
Third Amendment to Credit Agreement
Debt Instrument [Line Items]
Mandatory prepayment of principal percentage			62.50%
Fee percentage			7.00%
Exit fee percentage			2.00%
Amendment fee			$ 300,000
Additional mandatory prepayment in principal				$ 12,500,000
Prepayment fee percentage			5.00%
Debt instrument payments															$ 5,000,000.0
Fourth Amendment To Credit Agreement
Debt Instrument [Line Items]
Debt instrument payments											7,500,000
Fourth and Fifth Amendment to Credit Agreement
Debt Instrument [Line Items]
Liability recorded											$ 45,700,000
Fee percentage			5.00%
Exit fee percentage			2.00%
Prepayment fee percentage			3.00%
Additional prepayment in principal			$ 52,500,000
Debt incremental borrowing rate											20.10%
Gain (Loss) on Extinguishment of Debt											$ 2,100,000
Discount on extinguishment of debt											$ 11,800,000
Sixth Amendment To Credit Agreement
Debt Instrument [Line Items]
Fee percentage											5.00%
Exit fee percentage											2.00%
Prepayment fee percentage											3.00%
Debt instrument payments											$ 6,800,000
Third Fourth Fifth And Sixth Amendment To Credit Agreement Member
Debt Instrument [Line Items]
Debt instrument periodic payment											121,300,000
Third And SIxth Amendment To Credit Agreement
Debt Instrument [Line Items]
Gain (Loss) on Extinguishment of Debt											(5,200,000)
Chinese Subsidiaries | API Facility or Sintaho API Facility | Chongqing International Biological City Development & Investment Co., Ltd
Debt Instrument [Line Items]
Area of rent free lease | m²						34,517
Lease term						10 years
Renewal lease term						10 years
Payment of monthly rent per square meter | ¥ / m²						5
Revenue Interest Purchase Agreement
Debt Instrument [Line Items]
Royalty financing liability		$ 85,000,000.0
Escrow deposit	$ 5,000,000.0	5,000,000.0									3,500,000			$ 1,500,000
Royalty financing liability transaction cost	5,000,000.0	5,000,000.0									5,000,000.0
Senior credit agreement payment		52,500,000
Deposit and held in segregated account	$ 7,500,000	7,500,000
Deposits on escrow released		1,500,000
Royalty financing fund received											$ 75,000,000.0
Estimated cash flows year											2035
Royalty financing annual interest rate											27.15%
Revenue Interest Purchase Agreement | Sixth Amendment To Credit Agreement
Debt Instrument [Line Items]
Royalty financing fund received		$ 7,500,000
License Agreement With Almairall S.A. | SPV
Debt Instrument [Line Items]
Milestone interests percentage		50.00%
Milestone payments payable		$ 155,000,000.0
Royalties payment percentage		50.00%
License Agreement With Almairall S.A. | SPV | Sagard
Debt Instrument [Line Items]
Percentage of equity interests		10.00%
License Agreement With Almairall S.A. | SPV | Oaktree Fund Administration, Limited Liability Company [Member]
Debt Instrument [Line Items]
Percentage of equity interests		10.00%
License And Development Agreement With Almairall S.A.
Debt Instrument [Line Items]
Milestone interests percentage	50.00%
Milestone payments payable	$ 155,000,000.0
Royalties payment percentage	50.00%
Royalty financing fund received											$ 900,000
Senior Credit Agreement
Debt Instrument [Line Items]
Debt maturity date											Jun. 19, 2026
Number of tranches | Tranche			2					5
Debt instrument, maximum borrowing capacity								$ 225,000,000.0
Available borrowing capacity upon approval of oral paclitaxel								$ 75,000,000.0
Interest rate terms											The loan bears interest at a fixed annual rate of 11.0%. The Company allocated the proceeds of the drawn tranches between liability and equity components and the fair value of such equity components, along with the direct costs related to the issuance of the debt were recorded as an offset to long-term debt on the consolidated balance sheets. The debt discount and financing fees are amortized on a straight-line basis, which approximates the effective interest method, over the remaining maturity of the Senior Credit Agreement. The effective interest rate of Tranches A, B and D, including the amortization of debt discount and financing fees amounts to 13.3% annually. The Company is required to make quarterly interest-only payments until June 19, 2022, after which the Company is required to make quarterly amortizing payments of $2.8 million, with the remaining balance of the principal plus accrued and unpaid interest due at maturity.
Bearing interest at a fixed annual rate								11.00%
Commitment fee percentage will be paid							0.60%
Mandatory prepayment of principal percentage			62.50%
Fee percentage			7.00%						5.00%
Exit fee percentage			2.00%						2.00%
Amendment fee			$ 300,000
Additional mandatory prepayment in principal			$ 12,500,000
Prepayment fee percentage			5.00%						3.00%
Exit fee liability											$ 1,100,000
Minimum liquidity amount in cash or permitted cash equivalent investments amount								$ 20,000,000.0
Line of credit from first step up date until maturity								25,000,000.0
Line of credit facility second step up date outstanding amount								225,000,000.0
Line of credit from second step up date until maturity								$ 30,000,000.0
Minimum revenue percentage								50
Purchase price | $ / shares			$ 252.60
Line of credit due											44,700,000	150,000,000.0
Amortization of debt discount and royalty financing liability								$ 2,800,000
Senior Credit Agreement | Fourth Amendment To Credit Agreement
Debt Instrument [Line Items]
Minimum revenue percentage								70
Senior Credit Agreement | Fifth Amendment To Credit Agreement
Debt Instrument [Line Items]
Revenue targets minimum liquidity amount decreased										$ 10,000,000.0
Senior Credit Agreement | Third Amendment on January 2022
Debt Instrument [Line Items]
Available borrowing capacity upon approval of oral paclitaxel			$ 0
Senior Credit Agreement | Oaktree Fund Administration, Limited Liability Company [Member] | Subsequent Event
Debt Instrument [Line Items]
Accounts payable owed to counterparties													$ 10,000,000.0
Senior Credit Agreement | Minimum
Debt Instrument [Line Items]
Line of credit facility first step up date outstanding amount								$ 150,000,000.0
Senior Credit Agreement | Minimum | Fourth Amendment To Credit Agreement
Debt Instrument [Line Items]
Covenant leverage ratio								4.50
Senior Credit Agreement | Maximum
Debt Instrument [Line Items]
Covenant leverage ratio								4.50
Lease Agreement | New York State | GMP Pharmaceutical Manufacturing Plant
Debt Instrument [Line Items]
Lease term					10 years
Renewal lease term					10 years
Area of building space built under agreement | ft²					409,000
Payment of annual rent					$ 2
Dunkirk Transaction
Debt Instrument [Line Items]
Current portion of senior secured loan, net of debt discount and financing fees of $7,698 and $0, respectively											16,900,000
Senior secured loan as long-term debt											20,100,000
Debt discount and financing fees											7,700,000
Dunkirk Transaction | Quarterly Payment Two
Debt Instrument [Line Items]
Current portion of senior secured loan, net of debt discount and financing fees of $7,698 and $0, respectively											2,800,000
Dunkirk Transaction | Quarterly Payment Three
Debt Instrument [Line Items]
Current portion of senior secured loan, net of debt discount and financing fees of $7,698 and $0, respectively											2,800,000
Dunkirk Transaction | Quarterly Payment Four
Debt Instrument [Line Items]
Current portion of senior secured loan, net of debt discount and financing fees of $7,698 and $0, respectively											2,800,000
Dunkirk Transaction | Expected To Be Due From Sale of Operations
Debt Instrument [Line Items]
Current portion of senior secured loan, net of debt discount and financing fees of $7,698 and $0, respectively											5,600,000
Tranche A,B and D | Senior Credit Agreement
Debt Instrument [Line Items]
Amortization of debt discount financing fees percentage								13.30%
Debt instrument, amount drawn											150,000,000.0
Tranche C and E | Senior Credit Agreement
Debt Instrument [Line Items]
Debt instrument, amount drawn											$ 75,000,000.0
Senior Secured Loan
Debt Instrument [Line Items]
Senior secured loan as long-term debt												$ 95,400,000