Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balance, December 31, 2022 (in shares) at Dec. 31, 2021	96,774,000
Balance, December 31, 2022 at Dec. 31, 2021	$ 10	$ 617,489	$ (64,436)	$ 553,063
Dividends declared ($0.025 per share)	0	0	(2,434)	(2,434)
Dividend equivalents declared on outstanding stock options ($0.025 per share)	$ 0	0	(250)	(250)
Exercise of warrants (in shares)	69,000
Exercise of warrants	$ 0	779	0	$ 779
Shares issued upon options being exercised (in shares)	8,000			12,000
Shares issued upon options being exercised	$ 0	75	0	$ 75
Compensation costs included in net income	0	2,614	0	2,614
Net income	$ 0	0	(16,510)	(16,510)
Stock issued for acquisition (in shares)	6,960,000
Stock issued for acquisition	$ 0	156,599	0	156,599
Stock issuance costs	$ 0	(55)	0	(55)
Balance, March 31, 2023 (in shares) at Mar. 31, 2022	103,811,000
Balance, March 31, 2023 at Mar. 31, 2022	$ 10	777,501	(83,630)	693,881
Balance, December 31, 2022 (in shares) at Dec. 31, 2021	96,774,000
Balance, December 31, 2022 at Dec. 31, 2021	$ 10	617,489	(64,436)	$ 553,063
Shares issued upon options being exercised (in shares)				12,000
Balance, March 31, 2023 (in shares) at Dec. 31, 2022	113,165,000
Balance, March 31, 2023 at Dec. 31, 2022	$ 11	1,008,896	160,740	$ 1,169,647
Dividends declared ($0.025 per share)	0	0	(2,829)	(2,829)
Dividend equivalents declared on outstanding stock options ($0.025 per share)	$ 0	0	(288)	(288)
Exercise of warrants (in shares)	0
Exercise of warrants	$ 0	2	0	$ 2
Shares issued upon options being exercised (in shares)	12,000			11,834
Shares issued upon options being exercised	$ 0	148	0	$ 148
Compensation costs included in net income	0	4,054	0	4,054
Net income	$ 0	0	50,257	50,257
Balance, March 31, 2023 (in shares) at Mar. 31, 2023	113,177,000
Balance, March 31, 2023 at Mar. 31, 2023	$ 11	$ 1,013,100	$ 207,880	$ 1,220,991