Goodwill and Other Intangibles (Tables)

3 Months Ended

Mar. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Goodwill and Other Intangible Assets

The following tables set forth the carrying amount of goodwill and other intangible assets, net of accumulated amortization by reporting unit at the dates indicated below:

	As of March 31, 2021
	Banking Business		Insurance Agency Business		Net Carrying Amount
	(In Thousands)
Balances not subject to amortization
Goodwill	$	298,611	$	70,866	$	369,477
Balances subject to amortization
Insurance agency	—		6,398		6,398
Core deposits	127		—		127
Total other intangible assets	127		6,398		6,525
Total goodwill and other intangible assets	$	298,738	$	77,264	$	376,002

	As of December 31, 2020
	Banking Business		Insurance Agency Business		Net Carrying Amount
	(In Thousands)
Balances not subject to amortization
Goodwill	$	298,611	$	70,866	$	369,477
Balances subject to amortization
Insurance agency	—		6,899		6,899
Core deposits	158		—		158
Total other intangible assets	158		6,899		7,057
Total goodwill and other intangible assets	$	298,769	$	77,765	$	376,534