Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Other Intangible Assets

The following table summarizes other intangible assets as of June 30, 2019 and December 31, 2018: 

	Gross Intangible Assets		Accumulated Amortization			Valuation Allowance			Net Intangible Assets
	(in thousands)
June 30, 2019
Loan servicing rights	$	89,732	$	(66,406	)	$	—		$	23,326
Core deposits	80,470		(34,640		)	—			45,830
Other	3,945		(2,516		)	—			1,429
Total other intangible assets	$	174,147	$	(103,562	)	$	—		$	70,585
December 31, 2018
Loan servicing rights	$	87,354	$	(63,161	)	$	(83	)	$	24,110
Core deposits	80,470		(29,136		)	—			51,334
Other	3,945		(2,399		)	—			1,546
Total other intangible assets	$	171,769	$	(94,696	)	$	(83	)	$	76,990

Estimated Future Amortization Expense

The following table presents the estimated future amortization expense of other intangible assets for the remainder of 2019 through 2023: 

	Loan Servicing Rights		Core Deposits		Other
	(in thousands)
2019	$	2,056	$	5,457	$	117
2020	3,603		9,607		220
2021	3,007		8,252		206
2022	2,513		6,898		191
2023	2,097		5,544		131