Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangibles

The Company’s goodwill and other intangibles (carrying basis and accumulated amortization) at June 30, 2019 and December 31, 2018, were as follows: 

(In thousands)	June 30, 2019			December 31, 2018
Goodwill	$	926,450		$	845,687
Core deposit premiums:
Gross carrying amount	124,334			105,984
Accumulated amortization	(31,236		)	(26,177		)
Core deposit premiums, net	93,098			79,807
Books of business intangible:
Gross carrying amount	15,234			15,234
Accumulated amortization	(4,236		)	(3,707		)
Books of business intangible, net	10,998			11,527
Other intangible assets, net	104,096			91,334
Total goodwill and other intangible assets	$	1,030,546		$	937,021

Estimated Remaining Amortization Expense

The Company’s estimated remaining amortization expense on intangibles as of June 30, 2019 is as follows:

(In thousands)	Year	Amortization Expense
	Remainder of 2019	$	5,894
	2020	11,776
	2021	11,714
	2022	11,662
	2023	11,379
	Thereafter	51,671
	Total	$	104,096