Note 5 - Acquisitions and Discontinued Operations - Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Oct. 26, 2023	Sep. 07, 2023
Goodwill	$ 50,452	$ 50,358
Systems Products International, Inc.(SPI) [Member]
Cash and cash equivalents				$ 121
Restricted cash				6
Service fee receivable				381
Goodwill				175
Other assets				1,705
Total assets				4,108
Accrued expenses and other liabilities				125
Deferred service fees				423
Net deferred income tax liabilities				760
Total liabilities				1,308
Purchase price				2,800
Systems Products International, Inc.(SPI) [Member] | Customer Relationships [Member]
Intangible asset subject to amortization				1,000
Systems Products International, Inc.(SPI) [Member] | Developed Technology Rights [Member]
Intangible asset subject to amortization				600
Systems Products International, Inc.(SPI) [Member] | Trade Names [Member]
Intangible asset not subject to amortization - trade name				$ 120
Digital Diagnostics Imaging, Inc. ("DDI") [Member]
Cash and cash equivalents			$ 124
Goodwill			4,788
Intangible asset not subject to amortization - trade name			260
Intangible asset subject to amortization			6,500
Other assets			7
Total assets			13,503
Accrued expenses and other liabilities			214
Net deferred income tax liabilities			2,013
Total liabilities			2,513
Purchase price			10,990
Service fee receivable			496
Property and equipment, net			1,183
Right-of-use asset			145
Income taxes payable			141
Lease liability			$ 145