v3.26.1
Net Loss per Share - Schedule of Earnings Per Share (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Numerator:    
Net loss $ (10,301) $ (18,356)
Net income attributable to non-controlling interest 585 348
Net loss attributable to American Well Corporation $ (10,886) $ (18,704)
Denominator:    
Weighted-average common shares outstanding, basic 16,589,671 15,672,373
Weighted-average common shares outstanding, diluted 16,589,671 15,672,373
Net loss per share attributable to common stockholders, basic $ (0.66) $ (1.19)
Net loss per share attributable to common stockholders, diluted $ (0.66) $ (1.19)