Condensed Consolidated Statements of Changes in Mezzanine Equity and Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	ATM Program [Member] Series B Preferred Stock, Mezzanine Equity [Member]	ATM Program [Member] Series C Preferred Stock Mezzanine Equity [Member]	ATM Program [Member] Series D Preferred Stock, Mezzanine Equity [Member]	ATM Program [Member] Mezzanine Equity [Member]	ATM Program [Member] Common Stock [Member]	ATM Program [Member] Additional Paid-in Capital [Member]	ATM Program [Member] Retained Earnings [Member]	ATM Program [Member] Treasury Stock, Common [Member]	ATM Program [Member]	ELOC Purchase Agreement [Member] Series B Preferred Stock, Mezzanine Equity [Member]	ELOC Purchase Agreement [Member] Series C Preferred Stock Mezzanine Equity [Member]	ELOC Purchase Agreement [Member] Series D Preferred Stock, Mezzanine Equity [Member]	ELOC Purchase Agreement [Member] Mezzanine Equity [Member]	ELOC Purchase Agreement [Member] Common Stock [Member]	ELOC Purchase Agreement [Member] Additional Paid-in Capital [Member]	ELOC Purchase Agreement [Member] Retained Earnings [Member]	ELOC Purchase Agreement [Member] Treasury Stock, Common [Member]	ELOC Purchase Agreement [Member]	Series C Preferred Stock Mezzanine Equity [Member] Series B Preferred Stock, Mezzanine Equity [Member]	Series C Preferred Stock Mezzanine Equity [Member] Series C Preferred Stock Mezzanine Equity [Member]	Series C Preferred Stock Mezzanine Equity [Member] Series D Preferred Stock, Mezzanine Equity [Member]	Series C Preferred Stock Mezzanine Equity [Member] Mezzanine Equity [Member]	Series C Preferred Stock Mezzanine Equity [Member] Common Stock [Member]	Series C Preferred Stock Mezzanine Equity [Member] Additional Paid-in Capital [Member]	Series C Preferred Stock Mezzanine Equity [Member] Retained Earnings [Member]	Series C Preferred Stock Mezzanine Equity [Member] Treasury Stock, Common [Member]	Series C Preferred Stock Mezzanine Equity [Member]	Series B Preferred Stock [Member] Series B Preferred Stock, Mezzanine Equity [Member]	Series B Preferred Stock [Member] Series C Preferred Stock Mezzanine Equity [Member]	Series B Preferred Stock [Member] Series D Preferred Stock, Mezzanine Equity [Member]	Series B Preferred Stock [Member] Mezzanine Equity [Member]	Series B Preferred Stock [Member] Common Stock [Member]	Series B Preferred Stock [Member] Additional Paid-in Capital [Member]	Series B Preferred Stock [Member] Retained Earnings [Member]	Series B Preferred Stock [Member] Treasury Stock, Common [Member]	Series B Preferred Stock [Member]	Series D Preferred Stock, Mezzanine Equity [Member] Series B Preferred Stock, Mezzanine Equity [Member]	Series D Preferred Stock, Mezzanine Equity [Member] Series C Preferred Stock Mezzanine Equity [Member]	Series D Preferred Stock, Mezzanine Equity [Member] Series D Preferred Stock, Mezzanine Equity [Member]	Series D Preferred Stock, Mezzanine Equity [Member] Mezzanine Equity [Member]	Series D Preferred Stock, Mezzanine Equity [Member] Common Stock [Member]	Series D Preferred Stock, Mezzanine Equity [Member] Additional Paid-in Capital [Member]	Series D Preferred Stock, Mezzanine Equity [Member] Retained Earnings [Member]	Series D Preferred Stock, Mezzanine Equity [Member] Treasury Stock, Common [Member]	Series D Preferred Stock, Mezzanine Equity [Member]	June 2025 Warrants [Member] Series B Preferred Stock, Mezzanine Equity [Member]	June 2025 Warrants [Member] Series C Preferred Stock Mezzanine Equity [Member]	June 2025 Warrants [Member] Mezzanine Equity [Member]	June 2025 Warrants [Member] Common Stock [Member]	June 2025 Warrants [Member] Additional Paid-in Capital [Member]	June 2025 Warrants [Member] Retained Earnings [Member]	June 2025 Warrants [Member] Treasury Stock, Common [Member]	June 2025 Warrants [Member]	Conversion of Notes into Common Stock [Member] Series B Preferred Stock, Mezzanine Equity [Member]	Conversion of Notes into Common Stock [Member] Series C Preferred Stock Mezzanine Equity [Member]	Conversion of Notes into Common Stock [Member] Series D Preferred Stock, Mezzanine Equity [Member]	Conversion of Notes into Common Stock [Member] Mezzanine Equity [Member]	Conversion of Notes into Common Stock [Member] Common Stock [Member]	Conversion of Notes into Common Stock [Member] Additional Paid-in Capital [Member]	Conversion of Notes into Common Stock [Member] Retained Earnings [Member]	Conversion of Notes into Common Stock [Member] Treasury Stock, Common [Member]	Conversion of Notes into Common Stock [Member]	Series B Preferred Stock, Mezzanine Equity [Member]	Series C Preferred Stock Mezzanine Equity [Member]	Series D Preferred Stock, Mezzanine Equity [Member]	Mezzanine Equity [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	Total
Balance (in shares) at Dec. 31, 2023																																																															0	0	0		7,000
Balance at Dec. 31, 2023																																																															$ 0	$ 0	$ 0	$ 0	$ 0	$ 851,268	$ (844,823)	$ (3,054)	$ 3,391
Net loss																																																															0	0	0	0	0	0	10,219	0	10,219
Issuance of stock (in shares)	0	0	0		3,000				2,862
Issuance of stock	$ 0	$ 0	$ 0	$ 0	$ 1	$ 1,366	$ 0	$ 0	$ 1,367
Issuance of common stock, equity consideration in debt extinguishment																																																															0	0	0	0	0	280	0	0	280
Stock-based compensation expense																																																															0	0	0	0	0	164	0	0	164
Issuance of Series C preferred stock to extinguish debt																																																															$ 0	$ 0	$ 0	0	$ 0	280	0	0	280
Balance (in shares) at Mar. 31, 2024																																																															0	0	0		10,000
Balance at Mar. 31, 2024																																																															$ 0	$ 0	$ 0	0	$ 1	853,078	(834,604)	(3,054)	15,421
Balance (in shares) at Dec. 31, 2023																																																															0	0	0		7,000
Balance at Dec. 31, 2023																																																															$ 0	$ 0	$ 0	0	$ 0	851,268	(844,823)	(3,054)	3,391
Net loss																																																																							(4,554)
Deemed dividends on warrants																																																																							0
Balance (in shares) at Sep. 30, 2024																																																															1,000	16,000	0		47,000
Balance at Sep. 30, 2024																																																															$ 0	$ 2,142	$ 0	2,142	$ 1	856,268	(848,806)	(3,054)	4,409
Balance (in shares) at Dec. 31, 2023																																																															0	0	0		7,000
Balance at Dec. 31, 2023																																																															$ 0	$ 0	$ 0	0	$ 0	851,268	(844,823)	(3,054)	3,391
Issuance of common stock, equity consideration in debt extinguishment																																				$ 6,900
Issuance of Series C preferred stock to extinguish debt																																				6,900
Balance (in shares) at Dec. 31, 2024																																																															0	12,000	0		256,000
Balance at Dec. 31, 2024																																																															$ 0	$ 3,181	$ 0	3,181	$ 0	859,660	(846,610)	(3,054)	9,996
Balance (in shares) at Mar. 31, 2024																																																															0	0	0		10,000
Balance at Mar. 31, 2024																																																															$ 0	$ 0	$ 0	0	$ 1	853,078	(834,604)	(3,054)	15,421
Net loss																																																															0	0	0	0	0	0	(12,024)	0	(12,024)
Issuance of stock																																																															6,954	0	0	6,954	0	0	0	0	0
Stock-based compensation expense																																																															$ 0	$ 0	$ 0	0	$ 0	97	0	0	97
Reverse split adjustments - fractional share round ups (in shares)																																																															0	0			2,000
Balance (in shares) at Jun. 30, 2024																																																															6,000	0	0		12,000
Balance at Jun. 30, 2024																																																															$ 6,954	$ 0	$ 0	6,954	$ 1	853,175	(846,628)	(3,054)	3,494
Net loss																																																															0	$ 0	0	0	0	0	(2,750)	0	(2,749)
Issuance of stock (in shares)														29,000																																																		6,000
Issuance of stock										$ 0	$ 0	$ 0	$ 0	$ 0	$ 4,371	$ 0	$ 0	$ 4,371																																													0	$ 557	0	557	0	0	0	0	0
Issuance of common stock, equity consideration in debt extinguishment																																																															0	344	0	344	0	0	0	0	0
Stock-based compensation expense																																																															0	$ 0	0	0	0	86	0	0	86
Exchange of Series B preferred stock (in shares)																												(6,000)	9,000	0		0																																3,000
Exchange of Series B preferred stock																												$ (6,954)	$ 992	$ 0	$ (5,962)	$ 0	$ 0	$ 572	$ 0	$ 572
Issuance of Series C preferred stock to extinguish debt																																																															0	$ 344	0	344	0	0	0	0	0
Issuance of Series C preferred stock as consideration for services																																																															$ 0	$ 24	$ 0	24	$ 0	0	0	0	0
Conversions of Series C preferred stock (in shares)																																																															0	(1,000)	0		6,000
Conversions of Series C preferred stock																																																															$ 0	$ (154)	$ 0	(154)	$ 0	209	0	0	209
Redemptions of Series C preferred stock (in shares)																																																															0	(1,000)	(0)		(0)
Redemptions of Series C preferred stock																																																															$ 0	$ (74)	$ 0	(74)	$ 0	(772)	0	0	(772)
Redemptions of Series C preferred stock (in shares)																																																															0	1,000	0		0
Deemed dividends on Series C preferred stock																																																															$ 0	$ 454	$ 0	454	$ 0	(454)	0	0	(454)
Deemed cash dividends on Series C preferred stock																																																															0	0	0	0	0		0	0	(347)
Deemed cash dividends on Series C preferred stock																																																																				(347)
Deemed dividends on Series C preferred stock																																																															$ 0	$ (454)	$ 0	(454)	$ 0	454	0	0	454
Deemed dividends on warrants																																																																							0
Balance (in shares) at Sep. 30, 2024																																																															1,000	16,000	0		47,000
Balance at Sep. 30, 2024																																																															$ 0	$ 2,142	$ 0	2,142	$ 1	856,268	(848,806)	(3,054)	4,409
Balance (in shares) at Dec. 31, 2024																																																															0	12,000	0		256,000
Balance at Dec. 31, 2024																																																															$ 0	$ 3,181	$ 0	3,181	$ 0	859,660	(846,610)	(3,054)	9,996
Net loss																																																															0	0		0	0	0	(4,045)	0	(4,045)
Issuance of stock (in shares)										0	0	0		151,000
Issuance of stock										$ 0	$ 0	$ 0	0	$ 1	1,977	0	0	1,978
Issuance of common stock, equity consideration in debt extinguishment																			$ 0	$ (2,815)	$ 0	$ (2,815)	$ 3	$ 2,860	$ 0	$ 0	$ 2,863
Stock-based compensation expense																																																															$ 0	$ 0		0	$ 0	72	0	0	72
Exchange of Series B preferred stock (in shares)																			0	(9,000)	0		3,046,000
Issuance of Series C preferred stock to extinguish debt																			$ 0	$ (2,815)	$ 0	(2,815)	$ 3	2,860	0	0	2,863
Redemptions of Series C preferred stock (in shares)																			0	0	(0)		(0)
Redemptions of Series C preferred stock																			$ 0	$ (110)	$ 0	(110)	$ 0	(373)	0	0	(373)
Redemptions of Series C preferred stock (in shares)																			0	0	0		0
Deemed dividends on Series C preferred stock																			$ (0)	$ (782)		(782)	$ (0)	782	(0)	(0)	782
Deemed cash dividends on Series C preferred stock																			0	0		0	0	(216)	0	0	(216)
Deemed dividends on Series C preferred stock																			0	782		782	0	(782)	0	0	(782)
Issuance of common stock, equity consideration in debt extinguishment (in shares)																																																															0	0	0		57,000
Issuance of common stock, equity consideration in debt extinguishment																																																															$ 0	$ 0	$ 0	0	$ 0	476	0	0	476
Exercise of common stock warrants (in shares)																																																															0	0	0		46,000
Exercise of common stock warrants																																																															$ 0	$ 0	$ 0	0	$ 0	312	0	0	312
Settlement of common stock warrant liability																																																															$ 0	$ 0		0	$ 0	9	0	0	9
Balance (in shares) at Mar. 31, 2025																																																															0	3,000	0		3,556,000
Balance at Mar. 31, 2025																																																															$ 0	$ 1,038	$ 0	1,038	$ 4	863,995	(850,655)	(3,054)	10,290
Balance (in shares) at Dec. 31, 2024																																																															0	12,000	0		256,000
Balance at Dec. 31, 2024																																																															$ 0	$ 3,181	$ 0	3,181	$ 0	859,660	(846,610)	(3,054)	9,996
Net loss																																																																							(42,761)
Deemed dividends on warrants																																																																							(9)
Balance (in shares) at Sep. 30, 2025																																																															0	0	0		33,634,000
Balance at Sep. 30, 2025																																																															$ 0	$ 4	$ 5	9	$ 34	880,781	(889,371)	(3,054)	(11,610)
Balance (in shares) at Mar. 31, 2025																																																															0	3,000	0		3,556,000
Balance at Mar. 31, 2025																																																															$ 0	$ 1,038	$ 0	1,038	$ 4	863,995	(850,655)	(3,054)	10,290
Net loss																																																															0	0		0	0	0	(10,631)	0	(10,631)
Issuance of stock (in shares)										0	0	0		650,000																							0	0	4,000		0
Issuance of stock										$ 0	$ 0	$ 0	0	$ 0	423	0	0	$ 423																			$ 0	$ 0	$ 2,813	$ 2,813	$ 0	$ 0	$ 0	$ 0	$ 0
Issuance of common stock, equity consideration in debt extinguishment																			$ 0	$ (1,322)	$ 0	(1,322)	$ 5	4,818	0	0	4,823
Stock-based compensation expense																																																															$ 0	$ 0		0	$ 0	32	0	0	32
Exchange of Series B preferred stock (in shares)																			0	(2,000)	0		5,009,000
Issuance of Series C preferred stock to extinguish debt																			$ 0	$ (1,322)	$ 0	(1,322)	$ 5	4,818	0	0	4,823
Deemed dividends on Series C preferred stock																			(0)	(640)		(640)	(0)	4,084	(0)	(0)	4,084										(0)	(0)		(74)	(0)	74	(0)	(0)	74
Deemed cash dividends on Series C preferred stock																			0	0		0	0	(57)	0	0	(57)										0	0		0	0	(63)	0	0	(63)
Deemed dividends on Series C preferred stock																			0	640		640	0	(4,084)	0	0	(4,084)										0	0		74	0	(74)	0	0	(74)
Exercise of common stock warrants (in shares)																																																															0	0	0		33,000
Exercise of common stock warrants																																																															$ 0	$ 0	$ 0	0	$ 0	15	0	0	15
Settlement of common stock warrant liability																																																															0	0		0	0	11	0	0	11
Deemed dividends on warrants																																																															$ 0	$ 0		0	$ 0	(9)	0	0	(9)
Issuance of June 2025 warrants																																														$ 0	$ 0	$ 0	$ 0	$ 2,930	$ 0	$ 0	$ 2,930
Balance (in shares) at Jun. 30, 2025																																																															0	1,000	4,000		9,248,000
Balance at Jun. 30, 2025																																																															$ 0	$ 356	$ 2,887	3,243	$ 9	867,937	(861,286)	(3,054)	3,606
Net loss																																																															0	0	0	0	0	0	(28,085)	0	(28,085)
Issuance of stock (in shares)										0	0	0		21,118,000				21,100,000
Issuance of stock										$ 0	$ 0	$ 0	$ 0	$ 21	$ 13,427	$ 0	$ 0	$ 13,448
Issuance of common stock, equity consideration in debt extinguishment																			$ 0	$ (349)	$ 0	(349)	$ 2	978	0	0	980										$ 0	$ 0	$ (202)	(202)	$ 1	297	0	0	298									$ 0	$ 0	$ 0	$ 0	$ 1	$ 376	$ 0	$ 0	$ 377
Stock-based compensation expense																																																															$ 0	$ 0	$ 0	0	$ 0	17	0	0	17
Exchange of Series B preferred stock (in shares)																			0	(1,000)	0		1,802,000														0	0	(0)		689,000													0	0	0		704,000
Issuance of Series C preferred stock to extinguish debt																			$ 0	$ (349)	$ 0	(349)	$ 2	978	0	0	980										$ 0	$ 0	$ (202)	(202)	$ 1	297	0	0	298									$ 0	$ 0	$ 0	$ 0	$ 1	$ 376	$ 0	$ 0	$ 377
Redemptions of Series C preferred stock (in shares)																			0	(0)	(0)		(0)														0	0	3,000		(0)
Redemptions of Series C preferred stock																			$ 0	$ (19)	$ 0	(19)	$ 0	(15)	0	0	(15)										$ 0	$ 0	$ (2,761)	(2,761)	$ 0	(1,410)	0	0	(1,410)
Redemptions of Series C preferred stock (in shares)																			0	0	0		0														0	0	(3,000)		0
Deemed dividends on Series C preferred stock																			$ 0	$ 16		16	$ 0	(647)	0	0	(647)										$ 0	$ 0		81	$ 0	(171)	0	0	(171)
Deemed cash dividends on Series C preferred stock																			0	0		0	0	(3)	0	0	(3)										0	0		0	0	(32)	0	0	(32)
Deemed dividends on Series C preferred stock																			$ 0	$ (16)		$ (16)	$ 0	$ 647	$ 0	$ 0	$ 647										$ 0	$ 0		$ (81)	$ 0	$ 171	$ 0	$ 0	$ 171
Exercise of common stock warrants (in shares)																																																															0	0	0		73,000
Exercise of common stock warrants																																																															$ 0	$ 0	$ 0	0	$ 0	25	0	0	26
Deemed dividends on warrants																																																																							0
Balance (in shares) at Sep. 30, 2025																																																															0	0	0		33,634,000
Balance at Sep. 30, 2025																																																															$ 0	$ 4	$ 5	$ 9	$ 34	$ 880,781	$ (889,371)	$ (3,054)	$ (11,610)