Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Basic:
Net Income	$ 12,737	$ 11,119	$ 30,118	$ 25,818
Preferred Dividend	(30)	(30)	(90)	(102)
Earnings Applicable to Common Stock	$ 12,707	$ 11,089	$ 30,028	$ 25,716
Basic EPS	$ 0.73	$ 0.67	$ 1.72	$ 1.56
Weighted average number of basic shares outstanding	17,466	16,610	17,455	16,520
Diluted:
Adjusted Earnings Applicable to Common Stock	$ 12,724	$ 11,106	$ 30,078	$ 25,778
Diluted EPS	$ 0.72	$ 0.66	$ 1.71	$ 1.55
Weighted average number of diluted shares outstanding	17,581	16,757	17,570	16,673
Convertible Preferred Stock $7.00 Series [Member]
Diluted:
Preferred Dividend	$ 17	$ 17	$ 50	$ 50
Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock (in shares)	115	115	115	115
Convertible Preferred Stock $8.00 Series [Member]
Diluted:
Preferred Dividend				$ 12
Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock (in shares)		32		38