CONSOLIDATED STATEMENTS OF CASH FLOWS - Summary of Assets Acquired and Liabilities Assumed Through Acquisition (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Summary of assets acquired and liabilities assumed through acquisitions:
Cash and cash equivalents, net of cash paid	$ 117,988	$ 36,028
Securities available-for-sale	45,069	63,723
Securities held-to-maturity	463
Net loans	685,964	336,446
Premises and equipment	1,756	350
Goodwill	83,667	38,089
Other intangible assets	11,147	8,361
Company owned life insurance	12,764
Other assets, net	29,397	14,736
Deposits	(774,259)	(416,628)
Subordinated debt	(10,000)
Other borrowings	(442)	(62)
Other liabilities	(17,916)	(3,038)
Presidio bank
Summary of assets acquired and liabilities assumed through acquisitions:
Securities available-for-sale	45,069
Securities held-to-maturity	463
Net loans	685,964
Premises and equipment	1,756
Other assets, net	42,161
Deposits	(774,259)
Other borrowings	(442)
Other liabilities	(17,916)
Common stock issued in acquisitions	$ 185,598
Tri Valley Bank and United American Bank
Summary of assets acquired and liabilities assumed through acquisitions:
Common stock issued in acquisitions		$ 78,005