Commitments and contingencies (Tables)

3 Months Ended

Mar. 31, 2019

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,		December 31,
	2019		2018
	(In thousands)
Commitments to extend credit
Home equity lines of credit	$	5,529,111		5,484,197
Commercial real estate loans to be sold		199,722		229,401
Other commercial real estate		7,331,360		7,556,722
Residential real estate loans to be sold		314,402		245,211
Other residential real estate		277,708		219,351
Commercial and other		14,900,142		14,363,803
Standby letters of credit		2,246,864		2,326,991
Commercial letters of credit		59,464		55,808
Financial guarantees and indemnification contracts		3,703,612		3,529,136
Commitments to sell real estate loans		746,307		940,692