Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of credit-related commitments

The following table presents the Company’s credit-related commitments as of March 31, 2018 and December 31, 2017:

($ in thousands)	March 31, 2018		December 31, 2017
Loan commitments	$	4,818,815	$	5,075,480
Commercial letters of credit and SBLCs	$	1,632,585	$	1,655,897