Percentage of voting equity interest acquired in business combination.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479328/805-10-50-8

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 38
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479303/805-10-55-38

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479328/805-10-50-2

Note 1 - Organization and Nature of Operations (Details Textual)										1 Months Ended		3 Months Ended				6 Months Ended
	Aug. 13, 2026 $ / shares shares	Jul. 30, 2026 USD ($) shares	Jul. 15, 2026 USD ($) shares	Apr. 21, 2026 USD ($) $ / shares shares	Apr. 15, 2026 $ / shares	Mar. 09, 2026 USD ($) shares	Mar. 09, 2026 USD ($) shares	Feb. 06, 2026 USD ($) $ / shares shares	Aug. 15, 2025 $ / shares	Mar. 31, 2026 USD ($) shares	Feb. 28, 2026 USD ($) $ / shares shares	Jun. 30, 2026 USD ($) $ / shares	Mar. 31, 2026 USD ($)	Jun. 30, 2025 USD ($)	Mar. 31, 2025 USD ($)	Jun. 30, 2026 USD ($) $ / shares	Jun. 30, 2025 USD ($)	Apr. 14, 2026 $ / shares	Dec. 31, 2025 USD ($) $ / shares
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares									$ 0.0001			$ 0.0001				$ 0.0001			$ 0.0001
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest												$ (3,306,000)	$ (1,690,000)	$ (5,458,000)	$ (4,045,000)	$ (4,996,000)	$ (9,503,000)
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation																(5,657,000)	$ (4,601,000)
Retained Earnings (Accumulated Deficit)												(314,511,000)				(314,511,000)			$ (309,535,000)
Working Capital (Deficit)												(10,900,000)				(10,900,000)
Cash and Cash Equivalent												$ 643,000				$ 643,000			$ 88,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares												$ 0.0001				$ 0.0001			$ 0.0001
Right to Purchase C-4 Preferred Stock [Member]
Warrants and Rights Outstanding						$ 39,200,000	$ 39,200,000
Series C1 Convertible Preferred Stock [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares										1,853	1,617
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares												$ 0.0001				$ 0.0001
Preferred Stock, Stated Value												$ 1,000				$ 1,000
Preferred Stock, Convertible, Conversion Price (in dollars per share) \| $ / shares					$ 0.883							$ 1.43				$ 1.43		$ 1.43
Series C2 Convertible Preferred Stock [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares				1,617			3,470
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares												$ 0.0001				$ 0.0001
Preferred Stock, Stated Value												$ 1,000				$ 1,000
Preferred Stock, Convertible, Conversion Price (in dollars per share) \| $ / shares												$ 0.883				$ 0.883
Series C4 Convertible Preferred Stock [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares				1,853
Series C4 Convertible Preferred Stock [Member] \| Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares	4,000
Preferred Stock, Convertible, Conversion Price (in dollars per share) \| $ / shares	$ 0.23
Series B Preferred Stock [Member]
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares												0.0001				0.0001			$ 0.0001
Preferred Stock, Convertible, Conversion Price (in dollars per share) \| $ / shares								$ 1.78
Proceeds from Decrease of Preferred Stock Conversion Price								$ 400,000
Private Placement [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares								$ 0.0001			$ 0.0001
Stock Issued During Period, Shares, New Issues (in shares) \| shares								392,608			392,608
Shares Issued, Price Per Share (in dollars per share) \| $ / shares								$ 1.43			$ 1.43
Proceeds from Issuance or Sale of Equity								$ 2,200,000			$ 2,200,000
Payments of Stock Issuance Costs								200,000			$ 200,000
Proceeds from Issuance of Convertible Preferred Stock								$ 1,600,000
Equity Issuable, Maximum Shares Ownable, Percent of Outstanding						19.99%	19.99%	19.99%
Private Placement [Member] \| Series C1 Convertible Preferred Stock [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares						1,853		1,617			1,617
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares								$ 0.0001
Preferred Stock, Stated Value								$ 1,000
Payments of Stock Issuance Costs						$ 100,000
Proceeds from Issuance of Convertible Preferred Stock						1,900,000
Private Placement [Member] \| Series C2 Convertible Preferred Stock [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares				3,470
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares								$ 0.0001
Preferred Stock, Stated Value								$ 1,000
Payments of Stock Issuance Costs				$ 300,000
Proceeds from Issuance of Convertible Preferred Stock				3,500,000
Proceeds from Issuance of Convertible Preferred Stock, Net				$ 3,200,000
Private Placement [Member] \| Series C4 Convertible Preferred Stock [Member]
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares								$ 0.0001
Preferred Stock, Stated Value								$ 1,000
Maximum Value of Shares Issuable								$ 39,200,000
Private Placement [Member] \| Series C4 Convertible Preferred Stock [Member] \| Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares		2,821
Proceeds from Issuance of Convertible Preferred Stock		$ 2,800,000
Private Placement [Member] \| Series C2 and C3 Convertible Preferred Stock [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares										1,617
Proceeds from Issuance or Sale of Equity										$ 1,600,000
Proceeds from Issuance of Convertible Preferred Stock						$ 1,900,000
Maximum Value of Shares Issuable										39,200,000			$ 39,200,000
Private Placement [Member] \| Series C3 Convertible Preferred Stock [Member] \| Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares			3,470
Proceeds from Issuance of Convertible Preferred Stock			$ 3,500,000
Minimum [Member] \| Series C1 Convertible Preferred Stock [Member]
Preferred Stock, Convertible, Conversion Price (in dollars per share) \| $ / shares												$ 0.35				$ 0.35
Minimum [Member] \| Series C4 Convertible Preferred Stock [Member]
Preferred Stock, Convertible, Conversion Price (in dollars per share) \| $ / shares				$ 0.35
Minimum [Member] \| Private Placement [Member] \| Series C2 and C3 Convertible Preferred Stock [Member]
Proceeds from Issuance or Sale of Equity										$ 500,000
Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio									19
Reverse Stock Split [Member] \| Minimum [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio					2
Reverse Stock Split [Member] \| Maximum [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio					100
FLYTE [Member]
Business Combination, Voting Equity Interest Acquired, Percentage						80.02%	80.02%	19.98%
Ponderosa Air [Member]
Business Combination, Voting Equity Interest Acquired, Percentage						100.00%	100.00%