Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		3 Months Ended
		Mar. 31, 2020		Mar. 31, 2019		Sep. 27, 2019
Earnings Per Share [Abstract]
Stock dividend, percent						3.00%
Net Income		$ 8,127		$ 8,734
Weighted Average Shares - Basic (in shares)		14,996	[1]	14,903	[2]
Earnings Per Share - Basic (in dollars per share)	[1]	$ 0.54		$ 0.59
Dilutive Average Shares Attributable to Stock Options (in shares)		30		53
Weighted Average Shares - Diluted (in shares)	[2]	15,026		14,956
Earnings Per Share - Diluted (in dollars per share)	[1]	$ 0.54		$ 0.58

[1] Cash dividends paid per share have been adjusted for the September 27, 2019 3% stock dividend.

[2] 2019 Share and Per Share Amounts have been restated for the September 27, 2019 3% stock dividend.