Commitments and Contingencies - Additional Information (Detail)		1 Months Ended		12 Months Ended
	Nov. 08, 2021 USD ($)	Nov. 30, 2017 USD ($)	May 31, 2017 USD ($)	Dec. 31, 2021 USD ($) Vehicle	Dec. 31, 2020 USD ($)	Nov. 30, 2021 USD ($)	Jul. 01, 2013 USD ($)
Commitments And Contingencies [Line Items]
Operating lease costs				$ 863,000	$ 1,403,000
Financing liability				100,500,000
Financing liability, long term				93,525,000		$ 93,500,000
Financing liability, short term				6,977,000		$ 7,000,000.0
Payment of long term purchase commitment, amendment fees				$ 2,000,000.0
Supply Agreement expiration period				Dec. 31, 2027
Supply Agreement renewal period				2 years
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]				Other asset
Master Lease Agreement with Enterprise | Vehicle Leases
Commitments And Contingencies [Line Items]
Number of vehicle leases retired | Vehicle				85
Number of vehicle leases replaced | Vehicle				85
Number of vehicle leases | Vehicle				89
Operating lease rent expenses				$ 100,000
Gain or loss recorded for leases removed				500,000
Operating lease, right-of-use asset				1,400,000
Operating lease, liability				1,400,000
Casper L L C
Commitments And Contingencies [Line Items]
Sale price	$ 102,300,000
Lease initial term	20 years
Lease renewal option	4 years
Lease renewal options	renewal options of five years
Lessee,option to extend [true false]	true
Operating lease costs	$ 9,500,000
Lease, description	The total annual rent under the Lease starts at approximately $9.5 million per year, subject to a 50% rent abatement during the first year of the Lease, and will increase annually by (i) 2.5% in the second through fifth year of the Lease and (ii) 3% in the sixth and each subsequent year of the Lease, including any renewal term.
Security deposit	$ 2,000,000.0
Lease repurchase description	the Company has four options to repurchase the Property, in 2026, 2031, 2036 and 2041, for the greater of (i) $102.3 million and (ii) the fair market value of the Property.
Minimum | Casper L L C
Commitments And Contingencies [Line Items]
Lease repurchase, amount	$ 102,300,000
Deerfield | Milestone Rights Liability
Commitments And Contingencies [Line Items]
Contingent liability remain payable				65,000,000.0
Accrued expenses and other current liabilities				1,100,000
Milestone rights liability				$ 4,800,000
Deerfield | Milestone Rights Liability | Maximum
Commitments And Contingencies [Line Items]
Contingent liability for milestone payments							$ 90,000,000.0
Russell Ranch Road II LLC | Office Lease
Commitments And Contingencies [Line Items]
Lease renewal option		5 years	5 years
Operating lease rent expenses		$ 35,969	$ 40,951
Percentage of annual increase in lease payment		3.00%	3.00%
Lease expiration		2023-01	2023-01
Reimbursement amount received for tenant improvements		$ 56,325