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Note 12 - Rhode Island Acquisition (Details Textual)					8 Months Ended		12 Months Ended
	Dec. 31, 2024 USD ($)	May 07, 2024 USD ($)	Apr. 18, 2024 USD ($)	Nov. 10, 2023 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Number of Medical Centers	10				10	10	10
Payments to Acquire Property, Plant, and Equipment							$ 7,938,000	$ 6,273,000
Business Combination, Bargain Purchase, Gain Recognized, Amount							$ 3,794,000	$ 0
Southern New England Regional Cancer Center, LLC and Roger Williams Radiation Therapy, LLC [Member]
Business Combination, Consideration Transferred	$ 4,925,000	$ 5,125,000		$ 2,850,000
Business Acquisition, Percentage of Voting Interests Acquired				60.00%
Number of Medical Centers	3				3	3	3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Taxes Payable	$ 150,000	150,000			$ 150,000	$ 150,000	$ 150,000
Business Combination, Bargain Purchase, Gain Recognized, Amount		3,679,000			115,000	$ 3,794,000	3,794,000
Business Combination, Bargain Purchase, Gain Recognized, Deferred Tax Expense					$ 6,000		1,220,000
Business Combination, Acquisition Related Costs							$ 560,000
Southern New England Regional Cancer Center, LLC and Roger Williams Radiation Therapy, LLC [Member] | GE Discovery RT CT Simulator [Member]
Payments to Acquire Property, Plant, and Equipment	$ 175,000	$ 175,000	$ 175,000

X

- Definition

Represents the amount of deferred tax expense recognized on a bargain purchase gain.

+ References

No definition available.

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X

- Definition

The amount of taxes payable which has been recognized as of the acquisition date.

+ References

No definition available.

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- Definition

The number of medical centers.

+ References

No definition available.

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X

- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

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-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
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-URI https://asc.fasb.org/1943274/2147479328/805-10-50-2

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X

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

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- Definition

In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity.

+ References

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

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