| Note 8 - Finance leases receivable: Schedule of Performing net finance leases receivable (Tables) | 3 Months Ended | |||||||||||||||||||||||||||||||||||
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| Mar. 31, 2021 | ||||||||||||||||||||||||||||||||||||
| Tables/Schedules | ||||||||||||||||||||||||||||||||||||
| Schedule of Performing net finance leases receivable | 
 
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| X | ||||||||||
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- Definition Represents the textual narrative disclosure of Schedule of Performing net finance leases receivable, during the indicated time period. No definition available. 
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| X | ||||||||||
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- References No definition available. 
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