Stock Compensation Plan - Schedule of Nonvested Restricted Stock Awards (Details) - Restricted Stock [Member] - $ / shares							12 Months Ended
	Sep. 27, 2017	Apr. 04, 2017	Sep. 14, 2016	Apr. 05, 2016	Sep. 16, 2015	Feb. 05, 2015	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-vested at beginning of year, Shares							133,315	121,242	137,346
Granted, Shares	11,000	45,000	20,000	40,500	10,000	25,000	56,000	60,500	35,000
Dividend Reinvested Shares, Shares							6,867	8,430	10,736
Forfeited, Shares							0	(2,160)	0
Vested, Shares							(49,229)	(54,697)	(61,840)
Non-vested at end of year, Shares							146,953	133,315	121,242
Non-vested at beginning of year, Weighted Average Grant Date Fair Value							$ 10.04	$ 9.83	$ 10.37
Weighted Average Grant Date Fair Value, Granted							15.10	10.37	9.56
Weighted Average Grant Date Fair Value, Dividend Reinvested Shares							14.83	10.82	9.09
Weighted Average Grant Date Fair Value, Forfeited							0	9.83	0
Weighted Average Grant Date Fair Value, Vested							10.67	10.07	9.63
Non-vested at end of year, Weighted Average Grant Date Fair Value							$ 11.98	$ 10.04	$ 9.83