v3.26.1
Inventories - Schedule of Inventories (Detail) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Inventory Disclosure [Abstract]    
Finished goods $ 600,140 $ 930,837
Work in process 32,396 28,204
Parts and subassemblies 2,536,836 2,164,048
Inventories, net $ 3,169,372 $ 3,123,089