Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Summary of the Gains and Losses Recognized in Earnings (Detail)

v3.21.2
Derivatives - Summary of the Gains and Losses Recognized in Earnings (Detail) - Other Nonoperating Income (Expense) [Member] - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Derivative Instruments, Gain (Loss) [Line Items]        
Total derivatives not designated as hedging instruments $ 8,007 $ 235 $ 20,612 $ 3,294
Interest Rate Contract [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Total derivatives not designated as hedging instruments 0 235 0 3,294
Class B Embedded Derivatives [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Total derivatives not designated as hedging instruments $ 8,007 $ 0 $ 20,612 $ 0