Earnings Per Share (Calculation Of Basic And Diluted Earnings (Loss) Per Common Share Class) (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Basic EPS
Net income (loss) available to common shares before allocation		$ 5,295	$ 3,299	$ 10,149	$ 7,299
Common Class A [Member]
Basic EPS
Net income (loss) available to common shares before allocation		$ 5,295	$ 3,299	$ 10,149	$ 7,299
Multiply: % allocated on weighted average shares outstanding		1.00%	0.76%	1.00%	0.761%
Net Income (loss) available to common shares after allocation		$ 5,295	$ 2,509	$ 10,149	$ 5,551
Weighted average shares outstanding		20,000,753	3,889,469	19,997,869.0220994	3,889,469
Earnings (loss) per share, basic	[1],[2]	$ 0.26	$ 0.65	$ 0.51	$ 1.43
Diluted EPS
Add: Dilutive effects of assumed exercises of stock options		170,508	44,167	195,049	44,167
Weighted ave. share including dilutive potential common shares		20,171,261	3,933,636	20,192,918.0220994	3,933,636
Earnings (loss) per share, diluted	[1],[2]	$ 0.26	$ 0.64	$ 0.50	$ 1.41
Anti-dilutive stock options excluded from diluted EPS calculation		15,000	103,666	15,000	103,666
Common stock shares converted					1,224,212
Common Class B [Member]
Basic EPS
Net income (loss) available to common shares before allocation			$ 3,299		$ 7,299
Multiply: % allocated on weighted average shares outstanding			0.24%		0.239%
Net Income (loss) available to common shares after allocation			$ 790		$ 1,748
Weighted average shares outstanding			6,121,052		6,121,052
Earnings (loss) per share, basic	[2]		$ 0.13		$ 0.29
Diluted EPS
Weighted ave. share including dilutive potential common shares			6,121,052		6,121,052
Earnings (loss) per share, diluted	[2]		$ 0.13		$ 0.29
Common stock shares price per share			$ 0.20		$ 0.20

[1] <div></div>

[2] <div>(1) For further details on the allocation of net income available to common stockholders and per share information, see Note ##eps "Earnings per Share".</div>