v3.26.1
Acquisitions - Additional Information (Detail)
¥ in Millions, $ in Millions
Mar. 02, 2026
JPY (¥)
Mar. 31, 2026
JPY (¥)
Mar. 02, 2026
CAD ($)
Mar. 31, 2025
JPY (¥)
Mar. 31, 2024
JPY (¥)
Disclosure Of Business Combinations [Line Items]          
Cash transferred ¥ 70,652   $ 617    
Equity Interest Of Fair Value Of Acquisition Date 57,501        
Gain In Fair Value Of Acquisition Date 34,662        
Other Acquisitions [member]          
Disclosure Of Business Combinations [Line Items]          
Consideration transferred, acquisition-date fair value   ¥ 57,421   ¥ 74,009 ¥ 111,669
Goodwill recognised   43,494   44,424 70,791
Identifiable intangible assets recognised   ¥ 51,065   ¥ 44,652 ¥ 69,294
Sony Music Entertainment Japan Inc [Member]          
Disclosure Of Business Combinations [Line Items]          
Goodwill recognised ¥ 44,564        
Percentage of equity interest 39.00%   39.00%    
Peanuts Holdings [Member]          
Disclosure Of Business Combinations [Line Items]          
Proportion of ownership interest in subsidiary 80.00%        
Percentage of equity interest 39.00%   39.00%    
SMEJ and SPE [Member]          
Disclosure Of Business Combinations [Line Items]          
Percentage of voting equity interests acquired 41.00%   41.00%