Commitments and contingencies (Tables)

3 Months Ended

Mar. 31, 2022

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,
	2022		2021
	(In thousands)
Commitments to extend credit
Home equity lines of credit	$	5,713,950	$	5,693,045
Commercial real estate loans to be sold		321,654		324,943
Other commercial real estate		4,523,995		4,998,631
Residential real estate loans to be sold		146,491		233,257
Other residential real estate		982,216		924,211
Commercial and other		21,884,664		22,145,057
Standby letters of credit		2,177,405		2,151,595
Commercial letters of credit		53,732		31,981
Financial guarantees and indemnification contracts		4,453,722		4,211,797
Commitments to sell real estate loans		862,061		1,367,523