Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2013

Commitments and Contingencies Disclosure [Abstract]

Summary of Outstanding Commitments to Extend Credit and Letters of Credit

The outstanding amounts of commitments to extend credit and letters of credit were as follows:

	September 30, 2013		December 31, 2012
	(in thousands)
Commitments to extend credit	$	4,301,326	$	4,011,741
Standby letters of credit	393,023		425,095
Commercial letters of credit	35,036		26,191