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Goodwill and Intangible Assets - Schedule of Intangible Assets and Goodwill (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Goodwill And Intangible Assets [Line Items]
Goodwill	$ 233,727	$ 163,209
Gross Carrying Amount	90,070	62,778
Accumulated Amortization	(46,941)	(36,065)
Net Carrying Amount	43,129	26,713
Core deposit intangibles
Goodwill And Intangible Assets [Line Items]
Gross Carrying Amount	43,578	43,578
Accumulated Amortization	(31,800)	(27,436)
Net Carrying Amount	11,778	16,142
Software intangible asset
Goodwill And Intangible Assets [Line Items]
Gross Carrying Amount	16,932	0
Accumulated Amortization	(2,469)	0
Net Carrying Amount	14,463	0
Other intangible assets
Goodwill And Intangible Assets [Line Items]
Gross Carrying Amount	29,560	19,200
Accumulated Amortization	(12,672)	(8,629)
Net Carrying Amount	$ 16,888	$ 10,571

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Goodwill and intangible assets.

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