Note 6 - Contingencies (Details Textual) $ in Millions	Jun. 30, 2021 USD ($)
BAMKO [Member]
Business Combination, Contingent Consideration, Liability, Total	$ 2.3
BAMKO [Member] | Minimum [Member]
Business Combination, Contingent Consideration, Liability, Total	2.3
BAMKO [Member] | Maximum [Member]
Business Combination, Contingent Consideration, Liability, Total	2.8
Tangerine [Member]
Business Combination, Contingent Consideration, Liability, Total	1.1
Tangerine [Member] | Minimum [Member]
Business Combination, Contingent Consideration, Liability, Total	0.9
Tangerine [Member] | Maximum [Member]
Business Combination, Contingent Consideration, Liability, Total	$ 1.4