CONSOLIDATED STATEMENT OF INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
INTEREST INCOME:
Interest and fees on loans	$ 13,314	$ 11,861
Interest-bearing deposits with banks	104	58
Investment securities:
Taxable	1,108	800
Nontaxable	357	527
Dividends	134	137
TOTAL INTEREST INCOME	15,017	13,383
INTEREST EXPENSE:
Deposits	2,314	1,316
Borrowed funds	788	647
TOTAL INTEREST EXPENSE	3,102	1,963
NET INTEREST INCOME	11,915	11,420
Provision for loan losses	400	500
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	11,515	10,920
NON-INTEREST INCOME:
Revenue from customers	1,735	1,621
Gains on loans sold	99	72
Equity security gains, net	11	6
Earnings on bank owned life insurance	151	152
Other	148	140
TOTAL NON-INTEREST INCOME	2,033	1,906
NON-INTEREST EXPENSES:
Salaries and employee benefits	5,029	4,835
Occupancy	592	592
Furniture and equipment	155	142
Professional fees	442	399
FDIC insurance	111	100
Pennsylvania shares tax	275	300
Amortization of intangibles	66	76
ORE expenses	107	34
Other	1,545	1,354
TOTAL NON-INTEREST EXPENSES	8,322	7,832
Income before provision for income taxes	5,226	4,994
Provision for income taxes	821	747
NET INCOME	$ 4,405	$ 4,247
PER COMMON SHARE DATA:
Net Income - Basic (in dollars per share)	$ 1.26	$ 1.21
Net Income - Diluted (in dollars per share)	$ 1.26	$ 1.21
Number of shares used in computation - basic (in shares)	3,494,010	3,512,552
Number of shares used in computation - diluted (in shares)	3,494,010	3,512,915
Service Charges [Member]
NON-INTEREST INCOME:
Revenue from customers	$ 1,099	$ 1,104
Trust [Member]
NON-INTEREST INCOME:
Revenue from customers	232	251
Brokerage and Insurance [Member]
NON-INTEREST INCOME:
Revenue from customers	$ 293	$ 181