Unaudited Condensed Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Retained Earnings [Member] Cumulative Effect of Change in Accounting Principle, Net of Tax [Member]	Accumulated Other Comprehensive Loss [Member]	Total
Balance at Dec. 31, 2022	$ 91	$ 95,263	$ 58,049	$ (572)	$ (9,303)
Balance (in shares) at Dec. 31, 2022	9,131,973
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible Enumeration]						Accounting Standards Update 2016-13 [Member]
Net income			19,353			$ 19,353
Exercise of employee stock options (in shares)	13,862
Exercise of stock options		241
Shares issued for restricted stock units (in shares)	14,109
Shares issued for restricted stock units	$ 1
Shares acquired and canceled (in shares)	(5,010)
Shares purchased and retired for restricted stock units		(133)
Stock-based compensation expense		1,127
Cash dividends declared			(2,929)
Comprehensive income (loss)					592	592
Balance at Jun. 30, 2023	$ 92	96,498	73,901		(8,711)	$ 161,780
Balance (in shares) at Jun. 30, 2023	9,154,934
Balance at Mar. 31, 2023	$ 92	95,841	65,620	0	(7,547)
Balance (in shares) at Mar. 31, 2023	9,151,977
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible Enumeration]						Accounting Standards Update 2016-13 [Member]
Net income			9,746			$ 9,746
Exercise of employee stock options (in shares)	2,125
Exercise of stock options		37
Shares issued for restricted stock units (in shares)	875
Shares issued for restricted stock units	$ 0
Shares acquired and canceled (in shares)	(43)
Shares purchased and retired for restricted stock units		(1)
Stock-based compensation expense		621
Cash dividends declared			(1,465)
Comprehensive income (loss)					(1,164)	(1,164)
Balance at Jun. 30, 2023	$ 92	96,498	73,901		(8,711)	161,780
Balance (in shares) at Jun. 30, 2023	9,154,934
Balance at Dec. 31, 2023	$ 92	97,417	78,962	0	(6,145)	$ 170,326
Balance (in shares) at Dec. 31, 2023	9,197,696
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible Enumeration]						Accounting Standards Update 2016-13 [Member]
Net income			22,812			$ 22,812
Exercise of employee stock options (in shares)	19,001
Exercise of stock options		330
Shares issued for restricted stock units (in shares)	51,636
Shares issued for restricted stock units	$ 1
Shares acquired and canceled (in shares)	(15,295)
Shares purchased and retired for restricted stock units		(418)
Stock-based compensation expense		1,241
Cash dividends declared			(3,883)
Comprehensive income (loss)					397	397
Balance at Jun. 30, 2024	$ 93	98,570	97,891		(5,748)	$ 190,806
Balance (in shares) at Jun. 30, 2024	9,253,038
Balance at Mar. 31, 2024	$ 92	97,669	88,310	$ 0	(5,689)
Balance (in shares) at Mar. 31, 2024	9,238,206
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible Enumeration]						Accounting Standards Update 2016-13 [Member]
Net income			11,524			$ 11,524
Exercise of employee stock options (in shares)	14,750
Exercise of stock options		265
Shares issued for restricted stock units (in shares)	125
Shares issued for restricted stock units	$ 1
Shares acquired and canceled (in shares)	(43)
Shares purchased and retired for restricted stock units		(1)
Stock-based compensation expense		637
Cash dividends declared			(1,943)
Comprehensive income (loss)					(59)	(59)
Balance at Jun. 30, 2024	$ 93	$ 98,570	$ 97,891		$ (5,748)	$ 190,806
Balance (in shares) at Jun. 30, 2024	9,253,038