Leases - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Lease obligations - Represented percentage of present value of future minimum lease payments in lease arrangement	100.00%
Remaining lease term on Floating, Storage and Offloading Vessel (FSO)	11 years 9 months 18 days	12 years 9 months 18 days
Lease costs - Represented percentage of the lease payments due for the period	100.00%