Consolidated Statements of Shareholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]		Total
Balance as of December 31, 2020 (in shares) at Dec. 31, 2020	13,419,847
Balance as of December 31, 2020 at Dec. 31, 2020	$ 135,000	$ 409,000	$ 58,986,000	$ (773,000)	[1]	$ 58,757,000
Total comprehensive income (loss)						3,611,000
Balance at Mar. 31, 2021						60,901,000,000
Balance as of December 31, 2020 (in shares) at Dec. 31, 2020	13,419,847
Balance as of December 31, 2020 at Dec. 31, 2020	$ 135,000	409,000	58,986,000	(773,000)	[1]	58,757,000
Total comprehensive income (loss)						5,361,000
Balance at Jun. 30, 2021						61,460,000
Balance as of December 31, 2020 (in shares) at Dec. 31, 2020	13,419,847
Balance as of December 31, 2020 at Dec. 31, 2020	$ 135,000	409,000	58,986,000	(773,000)	[1]	58,757,000
Total comprehensive income (loss)						5,940,000
Balance at Sep. 30, 2021						61,739,000
Balance as of December 31, 2020 (in shares) at Dec. 31, 2020	13,419,847
Balance as of December 31, 2020 at Dec. 31, 2020	$ 135,000	409,000	58,986,000	(773,000)	[1]	$ 58,757,000
Common stock repurchased and retired (in shares)	(439,000)					(439,000)
Common stock repurchased and retired	$ (4,000)	(1,150,000)	(3,254,000)	0	[1]	$ (4,408,000)
Options exercised (in shares)	134,494					134,494
Options exercised	$ 1,000	426,000	0	0	[1]	$ 427,000
Share-based compensation expense	0	315,000	0	0	[1]	315,000
Total comprehensive income (loss)	$ 0	0	6,756,000	(96,000)	[1]	$ 6,660,000
Balance (in shares) at Dec. 31, 2021	13,115,341					13,115,341
Balance at Dec. 31, 2021	$ 132,000	0	62,488,000	(869,000)	[1]	$ 61,751,000
Balance as of December 31, 2020 at Mar. 31, 2021						60,901,000,000
Total comprehensive income (loss)						1,750,000
Balance at Jun. 30, 2021						61,460,000
Total comprehensive income (loss)						579,000
Balance at Sep. 30, 2021						61,739,000
Balance as of December 31, 2020 at Dec. 31, 2021	$ 132,000	0	62,488,000	(869,000)	[1]	61,751,000
Total comprehensive income (loss)						1,370,000
Balance at Mar. 31, 2022						$ 62,419,000,000
Balance as of December 31, 2020 (in shares) at Dec. 31, 2021	13,115,341					13,115,341
Balance as of December 31, 2020 at Dec. 31, 2021	$ 132,000	0	62,488,000	(869,000)	[1]	$ 61,751,000
Total comprehensive income (loss)						1,798,000
Balance at Jun. 30, 2022						$ 61,949,000
Balance as of December 31, 2020 (in shares) at Dec. 31, 2021	13,115,341					13,115,341
Balance as of December 31, 2020 at Dec. 31, 2021	$ 132,000	0	62,488,000	(869,000)	[1]	$ 61,751,000
Total comprehensive income (loss)						2,164,000
Balance at Sep. 30, 2022						$ 61,261,000
Balance as of December 31, 2020 (in shares) at Dec. 31, 2021	13,115,341					13,115,341
Balance as of December 31, 2020 at Dec. 31, 2021	$ 132,000	0	62,488,000	(869,000)	[1]	$ 61,751,000
Common stock repurchased and retired (in shares)	(910,700)					(910,700)
Common stock repurchased and retired	$ (9,000)	(227,000)	(3,646,000)	0		$ (3,882,000)
Options exercised (in shares)	21,665					21,665
Options exercised		80,000				$ 80,000
Share-based compensation expense		147,000				147,000
Total comprehensive income (loss)		0	3,282,000	(620,000)		$ 2,662,000
Balance (in shares) at Dec. 31, 2022	12,226,306					12,226,306
Balance at Dec. 31, 2022	$ 123,000	$ 0	$ 62,124,000	$ (1,489,000)		$ 60,758,000
Balance as of December 31, 2020 at Mar. 31, 2022						62,419,000,000
Total comprehensive income (loss)						428,000
Balance at Jun. 30, 2022						61,949,000
Total comprehensive income (loss)						366,000
Balance at Sep. 30, 2022						$ 61,261,000

[1] This was previously reported as $0 and the total column has also been updated for this change to AOCL.