Leases - Summary of Weighted-Average Remaining Lease Term and Discount Rates for Operating and Finance Leases (Details)	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating leases, Weighted-average remaining lease term	7 years 3 months 18 days	7 years 8 months 12 days
Finance leases, Weighted-average remaining lease term	2 years 7 months 6 days	2 years
Operating leases, Weighted-average discount rate	10.70%	10.60%
Finance leases, Weighted-average discount rate	10.20%	9.50%