Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 720
-SubTopic 35
-Name Accounting Standards Codification
-Section 55
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483385/720-35-55-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 720
-SubTopic 35
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483406/720-35-50-1

Note 2 - Summary of Significant Accounting Policies (Details Textual)						1 Months Ended	3 Months Ended			6 Months Ended		12 Months Ended
	Jun. 28, 2026 USD ($) shares	Apr. 20, 2026 shares	Mar. 09, 2026 USD ($) shares	Jul. 19, 2022 USD ($) $ / shares	Aug. 10, 2021 USD ($) $ / shares	Mar. 09, 2026 USD ($) shares	Jun. 30, 2026 USD ($) shares	Mar. 31, 2026 USD ($)	Jun. 30, 2025 USD ($)	Jun. 30, 2026 USD ($) shares	Jun. 30, 2025 USD ($)	Dec. 31, 2025 USD ($) shares	Jul. 15, 2026 shares	Jun. 22, 2026 USD ($)	Feb. 06, 2026 USD ($)	Jun. 20, 2025	May 31, 2025 USD ($)	Feb. 28, 2025
Number of Reportable Segments										2
Goodwill							$ 12,962,000			$ 12,962,000		$ 0
Equity Method Investment, Change in Fair Value							0		$ 0	(2,302,000)	$ 0
Deferred Stock Issuance Liability							647,000			647,000		0
Intangible Asset, Excluding Goodwill, Impairment Loss										0		$ 0
Revenue from Contract with Customer, Excluding Assessed Tax							1,019,000		212,000	1,451,000	355,000
Contract with Customer, Asset, after Allowance for Credit Loss							0			0
Advertising Expense							207,000		$ 50,000	233,000	133,000
Software Upgrade Services [Member]
Revenue from Contract with Customer, Excluding Assessed Tax										0	$ 0
KardioNav, Inc. [Member]
Short-Term Debt							$ 312,000			$ 312,000
Cardionomix Inc. [Member]
Subsidiary, Ownership Percentage, Parent							82.00%			82.00%								82.00%
Cardionomix Inc. [Member] \| Chief Executive Officer and Chairman of the Board [Member]
Subsidiary, Ownership Percentage, Parent							12.00%			12.00%
Cardionomix Inc. [Member] \| Certain Third Parties [Member]
Subsidiary, Ownership Percentage, Parent							6.00%			6.00%
KardioNav, Inc. [Member]
Subsidiary, Ownership Percentage, Parent												57.00%				57.00%
KardioNav, Inc. [Member] \| Chief Executive Officer and Chairman of the Board [Member]
Subsidiary, Ownership Percentage, Parent												10.00%
KardioNav, Inc. [Member] \| Certain Third Parties [Member]
Subsidiary, Ownership Percentage, Parent												33.00%
QHSLabs Notes [Member]
Debt Securities, Available-for-Sale							$ 874,000			$ 874,000							$ 864,000
Debt Securities, Realized Gain (Loss)							$ 10,000			$ 10,000
QHSLabs Notes [Member] \| The 2021 Note [Member]
Receivable with Imputed Interest, Face Amount					$ 806,000
Receivable with Imputed Interest, Effective Yield (Interest Rate)					5.00%
Receivable with Imputed Interest, Default Yield (Default Interest Rate)					18.00%
Receivable with Imputed Interest, Conversion Rate (in dollars per share) \| $ / shares					$ 20
QHSLabs Notes [Member] \| The 2022 Note [Member]
Receivable with Imputed Interest, Face Amount				$ 440,000
Receivable with Imputed Interest, Effective Yield (Interest Rate)				5.00%
Receivable with Imputed Interest, Default Yield (Default Interest Rate)				18.00%
Receivable with Imputed Interest, Conversion Rate (in dollars per share) \| $ / shares				$ 0.2
Series X Preferred Stock [Member]
Preferred Stock, Shares Issued (in shares) \| shares							0			0		0
Preferred Stock, Shares Outstanding (in shares) \| shares							0			0		0
Securities Purchase Agreements [Member]
Deferred Stock Issuance Liability	$ 600,000						$ 600,000			$ 600,000
Deferred Stock Issuance Liability, Fair Value Adjustment										47,000
Securities Purchase Agreements [Member] \| Series C3 Convertible Preferred Stock [Member]
Preferred Stock, Stated Value	1,000
Proceeds from Issuance of Convertible Preferred Stock	$ 600,000
Stock Obligated to be Issued (in shares) \| shares	601
Preferred Stock, Shares Issued (in shares) \| shares													601
Measurement Input, Discount for Lack of Marketability [Member] \| Securities Purchase Agreements [Member] \| Series C3 Convertible Preferred Stock [Member]
Deferred Consideration, Measurement Input	20.00%
Valuation Technique, If Converted Model [Member] \| Measurement Input, Discount Rate [Member]
Deferred Consideration, Measurement Input			20.00%			20.00%
FLYTE [Member]
Goodwill			$ 9,430,000			$ 9,430,000	12,962,000			12,962,000
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares (in shares) \| shares			5,778
Deferred Consideration			$ 5,800,000			$ 5,800,000									$ 5,300,000
Equity Method Investment, Change in Fair Value							300,000			2,900,000
FLYTE [Member] \| Series D Preferred Stock [Member]
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares (in shares) \| shares		11,028				11,028
Preferred Stock, Stated Value			$ 1,000			$ 1,000
FLYTE [Member]
Equity Method Investment, Ownership Percentage			19.98%			19.98%
Equity Method Investment, Change in Fair Value								$ (2,300,000)
Boot Capital Convertible Notes Payable [Member]
Long-Term Debt, Gross							0			0
Notes Payable														$ 300,000
May 2025 Notes [Member]
Notes Payable							1,400,000			1,400,000
Private Aviation [Member]
Goodwill							$ 13			$ 13
Customer Concentration Risk [Member] \| Revenue Benchmark [Member]
Number of Major Customers							1		3	1	2
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Customer One [Member]
Concentration Risk, Percentage							18.00%		11.00%	15.00%	38.00%
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Customer Two [Member]
Concentration Risk, Percentage									15.00%
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Customer Three [Member]
Concentration Risk, Percentage									36.00%
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Two Customers [Member]
Concentration Risk, Percentage											13.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member]
Number of Major Customers										4		5
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Customer One [Member]
Concentration Risk, Percentage										19.00%		27.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Customer Two [Member]
Concentration Risk, Percentage										20.00%		15.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Two Customers [Member]
Concentration Risk, Percentage										12.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Three Customers [Member]
Concentration Risk, Percentage												10.00%