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Mergers and Acquisitions - Narrative (Details) - USD ($) $ in Thousands			12 Months Ended
	Oct. 01, 2021	Feb. 29, 2020	Dec. 31, 2021
Altabank
Business Acquisition
Percentage of outstanding common stock acquired	100.00%
Fair value of consideration transferred	$ 839,862
Number of shares issued for acquisition (in shares)	15,173,482
Cash consideration	$ 9
Loans receivable	1,902,321
Loans receivable acquired, gross principal and contractual interest due	1,923,392
Third-party acquisition related costs	$ 9,546
Net interest income and non-interest income			$ 29,966
Net income			(9,415)
State Bank of Arizona
Business Acquisition
Percentage of outstanding common stock acquired		100.00%
Fair value of consideration transferred		$ 125,854
Number of shares issued for acquisition (in shares)		3,007,044
Cash consideration		$ 13,721
Loans receivable		451,702
Loans receivable acquired, gross principal and contractual interest due		452,510
Third-party acquisition related costs		$ 4,489
Net interest income and non-interest income			31,606
Net income			$ 8,524

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Number of shares of equity interests issued or issuable to acquire entity.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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