v3.26.1
Note 7 - Commitments and Contingencies - Summary of Concentration Risk by Segment (Details) - Geographic Concentration Risk [Member] - Total Revenue [Member] - New York City [Member]
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Concentration Risk 100.00% 100.00%
Commercial Segment [Member]    
Concentration Risk 16.00% 25.00%
Residential Segment [Member]    
Concentration Risk 84.00% 75.00%