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Loans and Notes Payable - Other Credit Agreements - Additional Information (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Debt Instrument [Line Items]    
Line of credit facility, amount outstanding $ 175,707 $ 128,806
Foreign Facilities [Member]    
Debt Instrument [Line Items]    
Line of credit facility, amount outstanding $ 1,311 $ 1,447