Note 6 - Assets Held for Sale (Details Textual) $ in Millions  | 
9 Months Ended | 
|---|---|
| 
 Sep. 30, 2022  
USD ($) 
 | |
| Assets Held for Sale, Additions | $ 1.1 | 
| X | ||||||||||
- Definition The amount of additions to assets held-for-sale during the period. No definition available. 
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