v3.26.3
(Loss)/ Earnings Per Share - Schedule of Basic and Diluted Net (Loss)/Earnings Per Share (Details) - USD ($)
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Numerator:        
Net income from discontinued operations attributable to Big Tree Cloud International Group Limited 9,795 (3,463)  
Numerator for basic net profit per share calculation $ 9,795 $ (3,463)  
Numerator for diluted net profit per share calculation $ 9,795 $ (3,463)  
Denominator:        
Weighted average number of ordinary shares – basic [1] 4,649,161 4,065,426 2,599,021  
Weighted average number of ordinary shares – diluted [1] 4,649,161 4,065,426 2,599,021  
Denominator for basic net profit per share calculation [1] 4,649,161 4,065,426 2,599,021  
Denominator for diluted net profit per share calculation [1] 4,649,161 4,065,426 2,599,021  
Net income from discontinued operations per ordinary share        
– Basic [1] $ 0.0021 $ (0.0009)  
– Diluted [1] $ 0.0021 $ (0.0009)  
Numerator:        
Net (loss)/income from continuing operations attributable to Big Tree Cloud International Group Limited (3,564,260) (32,526,658) 640,485  
Numerator for basic net (loss)/ income from continuing operations per share calculation $ (3,564,260) $ (32,526,658) $ 640,485  
Numerator for diluted net (loss)/ income from continuing operations per share calculation $ (3,564,260) $ (32,526,658) $ 640,485  
Denominator:        
Weighted average number of ordinary shares – basic 4,649,161 [1] 4,065,426 [1] 2,599,021 [1] 50,000
Weighted average number of ordinary shares – diluted 4,649,161 [1] 4,065,426 [1] 2,599,021 [1] 2,500
Denominator for basic net profit per share calculation 4,649,161 [1] 4,065,426 [1] 2,599,021 [1] 50,000
Denominator for diluted net profit per share calculation 4,649,161 [1] 4,065,426 [1] 2,599,021 [1] 2,500
Net (loss)/income from continuing operations per ordinary share        
– Basic [1] $ (0.7666) $ (8.0008) $ 0.2464  
– Diluted [1] $ (0.7666) $ (8.0008) $ 0.2464  
[1] The shares and per share information are presented on a retroactive basis to reflect the Share Consolidation and the redesignation of ordinary shares into Class A ordinary shares and Class B ordinary shares (Note 15).