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LEASES Schedule of Leases in Balance Sheets (Detail) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
LEASES    
Right-of-Use Asset $ 49,325 $ 43,570
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] Other Assets, Noncurrent Other Assets, Noncurrent
Current liabilities $ 10,814 $ 11,502
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Other Liabilities, Current Other Liabilities, Current
Noncurrent liabilities $ 40,063 $ 33,988
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Other Liabilities, Noncurrent Other Liabilities, Noncurrent
Total lease liabilities $ 50,877 $ 45,490