Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Loan Commitments and Letters of Credit

Unfunded letters of credit and lending commitments at December 31, 2017 are presented below.

(in thousands)
Letters of credit*	$	153,372
Commitments to fund commercial and industrial loans	5,090,827
Commitments to fund commercial real estate, construction, and land development loans	1,567,583
Commitments under home equity lines of credit	1,137,714
Unused credit card lines	779,254
Other loan commitments	351,358
Total letters of credit and unfunded lending commitments	$	9,080,108

* Represent the contractual amount net of risk participations of $77 million.