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Note 8 - Related Party Transactions (Details Textual) - USD ($)		3 Months Ended
	Jan. 28, 2022	Mar. 31, 2023	Mar. 31, 2022	Jan. 27, 2022	Dec. 31, 2021
Change in Amount, Change Due to Non-cash Majority Stockholders Control Agreement, Expense		$ 0	$ (420,000)
NMS [Member] | Minimum [Member]
Percent of Reimbursement		4.00%
NMS [Member] | Maximum [Member]
Percent of Reimbursement		10.00%
NMS [Member]
Subsidiary, Ownership Percentage, Noncontrolling Owner		49.00%
NSRS [Member]
Subsidiary, Ownership Percentage, Noncontrolling Owner		100.00%
Resource Plus, Inc [Member]
Subsidiary, Ownership Percentage, Noncontrolling Owner		49.00%
RJ Holdings [Member]
Subsidiary, Ownership Percentage, Noncontrolling Owner		50.00%
Meridian [Member]
Noncontrolling Interest, Ownership Percentage by Parent		51.00%
Sparfacts [Member]
Noncontrolling Interest, Ownership Percentage by Parent		51.00%
CIC Agreement [Member]
Change in Amount, Change Due to Non-cash Majority Stockholders Control Agreement, Expense		$ 4,477,585
Preferred Stock, Shares Issued (in shares)		2,000,000			3,000,000
Preferred Stock, Shares Issuable (in shares)		3,000,000
Preferred Stock, Value, Issued, Ending Balance	$ 3,690,000
Share Price (in dollars per share)					$ 1.23
CIC Agreement [Member] | James R. Brown [Member]
Cash Payment	250,000
Related Party Transactions, Maximum Amount of Reimbursement for Legal Fees	35,000
CIC Agreement [Member] | SAS [Member]
Related Party Transactions, Settlement of Obligations and Related Claim	$ 502,585
Thenablers, Ltd. [Member] | Lazaretos Consulting Agreement [Member]
Related Party Transaction, Amounts of Transaction, Rate Per Month				$ 10,000
NMS [Member]
Majority Interest Ownership Percentage By Parent		51.00%
NSRS [Member]
Related Party Transaction, Amounts of Transaction		$ 1,200,000	2,100,000
Resource Plus, Inc [Member]
Majority Interest Ownership Percentage By Parent		51.00%
Related Party Transaction, Amounts of Transaction		$ 100,000	$ 200,000
SAS [Member] | Premium Adjustments [Member]
Related Party Transaction, Amounts of Transaction		200,000
SAS [Member] | Remaining Premium Adjustments [Member]
Related Party Transaction, Amounts of Transaction		1,100,000
William Bartels [Member]
Liability, Pension and Other Postretirement and Postemployment Benefits, Current		$ 300,000

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- Definition

Amount of liability, recognized in statement of financial position, for pension, other postretirement and postemployment benefits, classified as current.

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Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.

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