v3.22.0.1
Commitments, Contingencies and Guarantees (Tables)
12 Months Ended
Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]  
Credit Risk Of Off- Balance Sheet Financial Instruments By Contractual Amounts
Credit risk associated with these instruments as of December 31 is represented by the contractual amounts indicated in the following table:
20212020
 (In millions)
Unused commitments to extend credit$60,935 $56,644 
Standby letters of credit1,779 1,742 
Commercial letters of credit97 132 
Liabilities associated with standby letters of credit28 25 
Assets associated with standby letters of credit29 25 
Reserve for unfunded credit commitments95 126