Commitments and Contingent Liabilities (Tables)

3 Months Ended

Mar. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Notional Amount of Outstanding Commitments

The following table identifies the notional amount of those instruments at:

	March 31, 2015		December 31, 2014
	(dollars in thousands)
Financial instruments whose contract amounts represent credit risk:
Commitments to extend credit	$	1,645,977	$	1,635,948
Financial standby letters of credit	27,858		36,075
Performance standby letters of credit	26,490		25,915
Commercial letters of credit	2,584		2,611