Commitments and contingencies (Tables)

3 Months Ended

Mar. 31, 2014

Commitments And Contingencies Disclosure [Abstract]

Company's Significant Commitments

The following table presents the Company’s significant commitments. Certain of these commitments are not included in the Company’s consolidated balance sheet.

	March 31, 2014		December 31, 2013
	(in thousands)
Commitments to extend credit
Home equity lines of credit	$	6,260,931		6,218,823
Commercial real estate loans to be sold		151,989		62,386
Other commercial real estate and construction		4,055,951		3,919,545
Residential real estate loans to be sold		521,869		469,869
Other residential real estate		368,055		384,617
Commercial and other		10,781,231		10,419,545
Standby letters of credit		3,531,586		3,600,528
Commercial letters of credit		39,197		53,284
Financial guarantees and indemnification contracts		2,842,506		2,457,633
Commitments to sell real estate loans		845,549		854,656