Commitments and contingencies (Tables)

3 Months Ended

Mar. 31, 2021

Commitments And Contingencies Disclosure [Abstract]

Commitments and Contingent Liabilities Outstanding

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,
	2021		2020
	(In thousands)
Commitments to extend credit
Home equity lines of credit	$	5,626,965	$	5,563,854
Commercial real estate loans to be sold		249,514		363,735
Other commercial real estate		6,426,199		7,237,367
Residential real estate loans to be sold		1,081,889		1,026,118
Other residential real estate		600,212		665,259
Commercial and other		20,140,102		19,427,886
Standby letters of credit		2,231,893		2,241,417
Commercial letters of credit		13,260		27,332
Financial guarantees and indemnification contracts		4,365,308		4,220,531
Commitments to sell real estate loans		1,881,140		2,108,823