Commitments, Guarantees, and Contingent Liabilities (Tables)

3 Months Ended

Mar. 31, 2019

Commitments and Contingencies Disclosure [Abstract]

Commitments Disclosure

Contractual or Notional Amounts of Financial Instruments

(Dollar amounts in thousands)

	As of
	March 31, 2019		December 31, 2018
Commitments to extend credit:
Commercial, industrial, and agricultural	$	1,686,990	$	1,729,286
Commercial real estate	302,263		296,882
Home equity	578,969		570,553
Other commitments(1)	244,222		244,917
Total commitments to extend credit	$	2,812,444	$	2,841,638
Letters of credit	$	120,028	$	112,728

⁽¹⁾  Other commitments includes installment and overdraft protection program commitments.