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

 
December 31,
2018

Unfunded Commitments to Extend Credit
$
2,702,062

 
$
2,646,085

Standby Letters of Credit
60,165

 
62,344

Commercial Letters of Credit
10,031

 
9,411

Total Credit Commitments
$
2,772,258

 
$
2,717,840