Commitments, Contingent Liabilities and Guarantees (Tables)

12 Months Ended

Dec. 31, 2019

Commitments and Contingencies Disclosure [Abstract]

Financial Instruments with Off-Balance Sheet Risk

Financial instruments with off-balance sheet risk were as follows:

(In thousands)	At December 31, 2019		At December 31, 2018
Commitments to extend credit:
Commercial	$	5,743,072	$	1,280,707
Consumer	2,305,096		1,627,960
Total commitments to extend credit	8,048,168		2,908,667
Standby letters of credit and guarantees on industrial revenue bonds	129,192		20,662
Total	$	8,177,360	$	2,929,329