Annual report pursuant to Section 13 and 15(d)

Note 6 - Leases (Details Textual)

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Note 6 - Leases (Details Textual)
$ in Millions
12 Months Ended
Dec. 31, 2024
USD ($)
ft²
a
Operating Lease, Payments | $ $ 1.3
Rolling Hills Estates [Member]  
Area of Land (Square Foot) 4,900
HONG KONG  
Area of Land (Square Foot) | a 7,300
Richmond, British Columbia [Member]  
Area of Land (Square Foot) 1,600
Metuchen, New Jersey [Member]  
Area of Land (Square Foot) 2,000
CHINA  
Lessee, Number of Branches 7