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Leases - Additional Information (Detail)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Lessee Lease Description [Line Items]    
Operating lease weighted-average remaining lease terms 7 years 9 years
Finance lease weighted-average remaining lease terms 2 years 4 years
Operating and finance lease, options to terminate 1 year  
Maximum [Member]    
Lessee Lease Description [Line Items]    
Operating and finance lease, options to extend 10 years