Earnings Per Share (Computations Of Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Earnings Per Share [Line Items]
Anti-dilutive stock options		300
Net income	$ 12,238	$ 9,620	$ 33,157	$ 21,075
Preferred Stock Dividends, Income Statement Impact	(225)	0	(364)	0
Net Income (Loss) Available to Common Stockholders, Basic	$ 12,013	$ 9,620	$ 32,793	$ 21,075
Basic EPS, Common Shares (Denominator) (in shares)	12,964,575	12,922,158	12,953,053	12,934,401
Basic EPS (in dollars per share)	$ 0.93	$ 0.74	$ 2.53	$ 1.63
Diluted EPS, Stock options, Common Shares (Denominator) (in shares)	789	4,182	3,278	4,308
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	48,827	23,244	49,951	33,082
Diluted EPS, Income (Numerator)	$ 12,013	$ 9,620	$ 32,793	$ 21,075
Diluted EPS, Common Shares (Denominator) (in shares)	13,018,672	12,949,584	13,011,526	12,971,913
Diluted EPS (in dollars per share)	$ 0.92	$ 0.74	$ 2.52	$ 1.62
Restricted Stock Units (RSUs) [Member]
Earnings Per Share [Line Items]
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	4,481	0	5,244	122