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Commitments, Contingencies, and Guarantees (Tables)
9 Months Ended
Sep. 30, 2019
Commitments and Contingencies Disclosure [Abstract]  
Credit commitments
The Company’s credit commitments as of September 30, 2019 and December 31, 2018 were as follows:
(dollars in thousands)
September 30,
2019

 
December 31,
2018

Unfunded Commitments to Extend Credit
$
2,751,256

 
$
2,646,085

Standby Letters of Credit
63,871

 
62,344

Commercial Letters of Credit
13,433

 
9,411

Total Credit Commitments
$
2,828,560

 
$
2,717,840