CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Accumulated Other Comprehensive Gain (Loss) [Member]
Beginning Balance at Dec. 31, 2021	$ 206,831	$ 103	$ 233,186	$ (26,310)	$ (148)
Beginning Balance (shares) at Dec. 31, 2021		102,993,000
Issuance of stock options for services	1,623		1,623
Exercise of stock options for common stock	1,102	$ 0	1,102
Exercise of stock options for common stock (shares)		364,000
Amortization of restricted stock for services	280		280
Repurchase of common stock (shares)		(400,000)
Repurchase of common stock	(2,551)	$ 0		(2,551)
Other comprehensive gain (loss)	(305)				(305)
Net income (loss)	13,241			13,241
Ending Balance at Mar. 31, 2022	220,221	$ 103	236,191	(15,620)	(453)
Ending Balance (shares) at Mar. 31, 2022		102,957,000
Beginning Balance at Dec. 31, 2021	206,831	$ 103	233,186	(26,310)	(148)
Beginning Balance (shares) at Dec. 31, 2021		102,993,000
Repurchase of common stock (shares)		(1,000,000)
Net income (loss)	57,608
Ending Balance at Sep. 30, 2022	270,041	$ 104	245,514	24,391	32
Ending Balance (shares) at Sep. 30, 2022		104,065,000
Beginning Balance at Mar. 31, 2022	220,221	$ 103	236,191	(15,620)	(453)
Beginning Balance (shares) at Mar. 31, 2022		102,957,000
Issuance of stock options for services	1,594		1,594
Exercise of stock options for common stock	1,282	$ 0	1,282
Exercise of stock options for common stock (shares)		345,000
Amortization of restricted stock for services	429		429
Issuance of common stock upon vesting of restricted stock units, net	(20)		(20)
Issuance of common stock upon vesting of restricted stock units, net (Share)		7,000
Repurchase of common stock (shares)		(600,000)
Repurchase of common stock	(4,356)	$ 0		(4,356)
Other comprehensive gain (loss)	323				323
Net income (loss)	21,619			21,619
Ending Balance at Jun. 30, 2022	241,092	$ 103	239,476	1,643	(130)
Ending Balance (shares) at Jun. 30, 2022		102,709,000
Issuance of stock options for services	1,621		1,621
Exercise of stock options for common stock	3,984	$ 1	3,983
Exercise of stock options for common stock (shares)		1,356,000
Amortization of restricted stock for services	434		434
Repurchase of common stock (shares)		0
Other comprehensive gain (loss)	162				162
Net income (loss)	22,748			22,748
Ending Balance at Sep. 30, 2022	270,041	$ 104	245,514	24,391	32
Ending Balance (shares) at Sep. 30, 2022		104,065,000
Beginning Balance at Dec. 31, 2022	300,421	$ 105	250,430	49,862	24
Beginning Balance (shares) at Dec. 31, 2022		105,263,000
Issuance of stock options for services	2,177		2,177
Exercise of stock options for common stock	1,270	$ 1	1,269
Exercise of stock options for common stock (shares)		548,000
Amortization of restricted stock for services	715		715
Issuance of common stock upon vesting of restricted stock units, net	(477)		(477)
Issuance of common stock upon vesting of restricted stock units, net (Share)		127,000
Other comprehensive gain (loss)	(13)				(13)
Net income (loss)	29,568			29,568
Ending Balance at Mar. 31, 2023	333,661	$ 106	254,114	79,430	11
Ending Balance (shares) at Mar. 31, 2023		105,938,000
Beginning Balance at Dec. 31, 2022	300,421	$ 105	250,430	49,862	24
Beginning Balance (shares) at Dec. 31, 2022		105,263,000
Repurchase of common stock (shares)		0
Net income (loss)	36,566
Ending Balance at Sep. 30, 2023	348,548	$ 107	261,998	86,428	15
Ending Balance (shares) at Sep. 30, 2023		106,605,000
Beginning Balance at Mar. 31, 2023	333,661	$ 106	254,114	79,430	11
Beginning Balance (shares) at Mar. 31, 2023		105,938,000
Issuance of stock options for services	2,576		2,576
Exercise of stock options for common stock	617	$ 1	616
Exercise of stock options for common stock (shares)		557,000
Amortization of restricted stock for services	722		722
Issuance of common stock upon vesting of restricted stock units, net	(52)		(52)
Issuance of common stock upon vesting of restricted stock units, net (Share)		6,000
Other comprehensive gain (loss)	8				8
Net income (loss)	37,762			37,762
Ending Balance at Jun. 30, 2023	375,294	$ 107	257,976	117,192	19
Ending Balance (shares) at Jun. 30, 2023		106,501,000
Issuance of stock options for services	2,955		2,955
Exercise of stock options for common stock	212		212
Exercise of stock options for common stock (shares)		92,000
Amortization of restricted stock for services	855		855
Issuance of common stock upon vesting of restricted stock units, net			0
Issuance of common stock upon vesting of restricted stock units, net (Share)		12,000
Repurchase of common stock (shares)		0
Other comprehensive gain (loss)	(4)				(4)
Net income (loss)	(30,764)			(30,764)
Ending Balance at Sep. 30, 2023	$ 348,548	$ 107	$ 261,998	$ 86,428	$ 15
Ending Balance (shares) at Sep. 30, 2023		106,605,000