CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 23,438,000	$ 10,071,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	106,000	1,014,000
Net accretion of certain acquisition-related adjustments	(2,340,000)	(3,381,000)
Amortization of intangible assets	1,746,000	1,456,000
Net amortization and accretion of securities	(364,000)	1,542,000
Net gains on sales other assets	(1,084,000)	(65,000)
Bank owned life insurance income	(963,000)	(708,000)
Depreciation and other amortization	3,339,000	2,944,000
Gain on sale of business line	(404,000)
Decrease in goodwill and other intangibles resulting from sale of business line	584,000
Impairment charge on assets held for sale	242,000
Deferred tax (benefit) expense	(138,000)	702,000
Stock option expense	167,000	145,000
Stock grant expense	520,000	376,000
Net change in:
Accrued interest receivable and other assets	(828,000)	(2,605,000)
Accrued interest payable and other liabilities	(1,336,000)	1,574,000
Net cash provided by operating activities	22,685,000	13,065,000
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of Fauquier Bankshares		153,278,000
Purchases of available for sale securities	(316,350,000)	(74,427,000)
Net increase in restricted investments	(188,000)	(320,000)
Proceeds from maturities, calls and principal payments of available for sale securities	22,723,000	31,720,000
Net decrease in loans	126,598,000	146,945,000
Proceeds from sale of loans		6,251,000
Proceeds from sale of premises and equipment	6,311,000	34,000
Proceeds from sale of other real estate owned	610,000
Purchase of bank owned life insurance	(6,355,000)
Purchase of bank premises and equipment, net	(546,000)	(1,293,000)
Net cash (used in) provided by investing activities	(167,197,000)	262,188,000
CASH FLOWS FROM FINANCING ACTIVITIES:
Net (decrease) increase in demand deposits, NOW accounts, and money market accounts	(270,892,000)	254,564,000
Net decrease in certificates of deposit and other time deposits	(46,931,000)	(6,712,000)
Net decrease in other borrowings		(42,582,000)
Proceeds from stock options exercised	23,000	30,000
Cash dividends paid	(6,392,000)	(6,408,000)
Net cash (used in) provided by financing activities	(324,192,000)	198,892,000
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(468,704,000)	474,145,000
CASH AND CASH EQUIVALENTS:
Beginning of period	508,840,000	34,695,000
End of period	40,136,000	508,840,000
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Interest	3,202,000	3,269,000
Taxes	4,450,000	1,217,000
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Unrealized losses on available for sale securities	(59,347,000)	(4,566,000)
Unrealized (losses) gains on interest rate swaps	695,000	(81,000)
Assets acquired in business combination		910,494,000
Liabilities assumed in business combination		840,226,000
Change in goodwill	372,000
Change in goodwill		0
Change in goodwill	$ (372,000)	$ 7,768,000