Acquisition of The Scottdale Bank and Trust Company (Allocation of the Purchase Price) (Details) - USD ($)	Jan. 08, 2018	Sep. 30, 2019	Dec. 31, 2018
Assets acquired:
Goodwill		$ 62,840,000	$ 62,840,000
Scottdale Bank and Trust Company [Member]
Assets acquired:
Cash and cash equivalents	$ 67,817,000
Investment securities	114,039,000
Restricted stock	97,000
Loans	70,769,000
Goodwill	19,178,000
Core deposit intangible	4,940,000
Premises and equipment	1,496,000
Foreclosed assets	11,000
Deferred income taxes	1,050,000
Accrued interest receivable	989,000
Other assets	266,000
Total assets acquired	280,652,000
Liabilities assumed:
Deposits	209,981,000
Accrued interest payable	16,000
Other liabilities	3,682,000
Total liabilities assumed	213,679,000
Consideration paid	66,973,000
Cash paid	2,792,000
Fair value of common stock issued	$ 64,181,000