Goodwill and Intangible Assets - Schedule of Intangible Assets and Goodwill (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Finite Lived Intangible Assets [Line Items]
Goodwill, Gross Carrying Value	$ 116,533	$ 108,752
Goodwill, Accumulated Amortization	3,760	3,760
Goodwill and Intangible Assets, Gross Carrying Value	174,612	160,511
Goodwill and Intangible Assets, Accumulated Amortization	35,090	32,907
Intangibles from Branch Acquisition
Finite Lived Intangible Assets [Line Items]
Intangible Assets, Gross Carrying Value	3,015	3,015
Intangible Assets, Accumulated Amortization	3,015	3,015
Core Deposit Intangibles
Finite Lived Intangible Assets [Line Items]
Intangible Assets, Gross Carrying Value	34,503	32,355
Intangible Assets, Accumulated Amortization	22,371	20,910
Other Intangibles
Finite Lived Intangible Assets [Line Items]
Intangible Assets, Gross Carrying Value	20,561	16,389
Intangible Assets, Accumulated Amortization	$ 5,944	$ 5,222