Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Instruments - Additional Information (Details)

v3.21.2
Derivative Financial Instruments - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Derivative Instruments and Hedging Activities Disclosure [Abstract]          
Outstanding forward contracts and mandatory sell commitments $ 868,300,000   $ 868,300,000   $ 895,200,000
Closed hedge instruments not yet settled 710,400,000   710,400,000   $ 908,000,000
Credit losses due to nonperformance of counterparties $ 0 $ 0 $ 0 $ 0