Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2021

. GOODWILL AND OTHER INTANGIBLE ASSETS

The following table presents the changes in the carrying amount of goodwill for the periods presented.


	Year Ended December 31,
	2021		2020
	(Dollars in thousands)
Balance, beginning of period	$	663,707	$	663,707
Purchase accounting adjustments		—		—
Balance, end of period	$	663,707	$	663,707

The following summarizes changes in CDI and the related accumulated amortization for the periods presented.


	Year Ended December 31,
	2021								2020
	Gross CDI		Accumulated			Net CDI			Gross CDI		Accumulated			Net CDI
	Amount		Amortization			Amount			Amount		Amortization			Amount
	(Dollars in thousands)
Balance of intangible assets, beginning of period	$	93,297	$	(59,663	)	$	33,634		$	93,297	$	(50,311	)	$	42,986
Amortization				(8,240	)		(8,240	)				(9,352	)		(9,352	)
Balance of intangible assets, end of period	$	93,297	$	(67,903	)	$	25,394		$	93,297	$	(59,663	)	$	33,634

The following table reflects the estimated amortization expense for the periods presented, as of December 31, 2021.

At December 31, 2021 the weighted average remaining life of intangible assets is approximately 2.19 years.