Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

The following table presents goodwill as of the dates presented:



	December 31,
(dollars in thousands)	2017		2016
Balance at beginning of year	$	291,670	$	291,764
Additions	—		—
Other adjustments	—		$	(94	)
Balance at End of Year	$	291,670	$	291,670

Summary of Intangible Assets

The following table shows a summary of intangible assets as of the dates presented:



	December 31,
(dollars in thousands)	2017			2016
Gross carrying amount at beginning of year	$	22,114		$	22,114
Additions	—			—
Accumulated amortization	(18,437		)	(17,204		)
Balance at End of Year	$	3,677		$	4,910

Summary of Expected Amortization Expense for Finite-Lived Intangibles Assets

The following is a summary of the expected amortization expense for finite-lived intangible assets, assuming no new additions, for each of the five years following December 31, 2017 and thereafter:



(dollars in thousands)	Amount
2018	$	1,013
2019	655
2020	554
2021	477
2022	359
Thereafter	619
Total	$	3,677