Note 10 - Discontinued Operations - Income From Discontinued Operations Amounts as Reported on Statements of Operations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Discontinued Operation, Tax Effect of Discontinued Operation	$ 14	$ 30	$ 85	$ 66
Discontinued Operations, Held-for-Sale or Disposed of by Sale [Member] \| Assets Acquired in The Dental Power Agreement [Member]
Revenue	223	1,714	1,478	2,971
Cost of staffing services	142	1,195	1,004	2,041
Gross profit	81	519	474	930
Selling, general and administrative expenses	(140)	(308)	(463)	(504)
Depreciation & amortization	0	(88)	0	(156)
Gain on sale of intangible assets	0	0	340	0
Net (loss) income before tax	(59)	123	351	270
Discontinued Operation, Tax Effect of Discontinued Operation	(14)	30	84	66
Net (loss) income	$ (45)	$ 93	$ 267	$ 204

Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount of costs of goods sold attributable to disposal group, including, but not limited to, discontinued operation.

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