Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands	Preferred Stock [Member] Series A Preferred Stock [Member]	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2021	142		210,890
Balance at Dec. 31, 2021	$ 0		$ 211,000	$ 7,775,000	$ (4,855,000)	$ 3,131,000
Conversion of Series A convertible preferred stock (in shares)	(4)		748
Conversion of Series A convertible preferred stock	$ 0		$ 1,000	(1,000)	0	0
Stock compensation (in shares)	0		6,087
Stock compensation	$ 0		$ 6,000	50,000	0	56,000
Net loss	$ 0		$ 0	0	70,000	70,000
Balance (in shares) at Jun. 30, 2022	138		217,725
Balance at Jun. 30, 2022	$ 0		$ 218,000	7,824,000	(4,785,000)	3,257,000
Balance (in shares) at Mar. 31, 2022	141		216,840
Balance at Mar. 31, 2022	$ 0		$ 217,000	7,787,000	(4,149,000)	3,855,000
Conversion of Series A convertible preferred stock (in shares)	(3)		579
Conversion of Series A convertible preferred stock	$ 0		$ 1,000	(1,000)	0	0
Stock compensation (in shares)	0		306
Stock compensation	$ 0		$ 0	38,000	0	38,000
Net loss		$ 0	$ 0	0	(636,000)	(636,000)
Balance (in shares) at Jun. 30, 2022	138		217,725
Balance at Jun. 30, 2022	$ 0		$ 218,000	7,824,000	(4,785,000)	3,257,000
Balance (in shares) at Dec. 31, 2022	133		219,163
Balance at Dec. 31, 2022	$ 0		$ 219,000	7,928,000	(6,447,000)	1,700,000
Conversion of Series A convertible preferred stock (in shares)	(5)		1,183
Conversion of Series A convertible preferred stock	$ 0		$ 2,000	(2,000)	0	0
Stock compensation (in shares)	0		4,384
Stock compensation	$ 0		$ 4,000	78,000	0	82,000
Net loss		0	$ 0	0	(1,358,000)	(1,358,000)
Balance (in shares) at Jun. 30, 2023	128		224,730
Balance at Jun. 30, 2023	$ 0		$ 225,000	8,004,000	(7,805,000)	424,000
Balance (in shares) at Mar. 31, 2023	130		224,112
Balance at Mar. 31, 2023	$ 0		$ 224,000	7,968,000	(7,837,000)	355,000
Conversion of Series A convertible preferred stock (in shares)	(2)		434
Conversion of Series A convertible preferred stock	$ 0		$ 1,000	(1,000)	0	0
Stock compensation (in shares)	0		184
Stock compensation	$ 0		$ 0	37,000	0	37,000
Net loss		$ 0	$ 0	0	32,000	32,000
Balance (in shares) at Jun. 30, 2023	128		224,730
Balance at Jun. 30, 2023	$ 0		$ 225,000	$ 8,004,000	$ (7,805,000)	$ 424,000