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LEASES - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Sep. 01, 2020
Dec. 31, 2019
Lessee, Lease, Description [Line Items]            
Finance lease $ 0   $ 0      
Operating lease cost 3,500,000 $ 2,800,000 8,700,000 $ 8,000,000.0    
Operating Lease, Liability 110,888,000   110,888,000     $ 64,259,000
Operating Lease, Right-of-Use Asset $ 107,629,000   $ 107,629,000     $ 61,327,000
Santander [Member]            
Lessee, Lease, Description [Line Items]            
Operating Lease, Liability         $ 52,100,000  
Operating Lease, Right-of-Use Asset         $ 52,100,000  
Minimum [Member]            
Lessee, Lease, Description [Line Items]            
Lease terms 2 years   2 years      
Maximum [Member]            
Lessee, Lease, Description [Line Items]            
Lease terms 30 years   30 years      
Option to extend 7 years   7 years