v3.19.3.a.u2
Commitments, Contingencies and Guarantees (Tables)
12 Months Ended
Dec. 31, 2019
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:
 
2019
 
2018
 
(In millions)
Unused commitments to extend credit
$
52,976

 
$
51,406

Standby letters of credit
1,521

 
1,428

Commercial letters of credit
59

 
44

Liabilities associated with standby letters of credit
22

 
28

Assets associated with standby letters of credit
23

 
29

Reserve for unfunded credit commitments
45

 
51