Annual report [Section 13 and 15(d), not S-K Item 405]

DISTRIBUTIONS TO COMMON STOCKHOLDERS - Schedule of Cash Distributions to Common Stockholders (Details)

v3.26.1
DISTRIBUTIONS TO COMMON STOCKHOLDERS - Schedule of Cash Distributions to Common Stockholders (Details) - $ / shares
 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Class of Stock [Line Items]      
Common stock dividends paid (in USD per share) $ 1.50 $ 1.66 $ 2.20
O 2026 M1 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M2 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M3 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
Common stock, dividends, paid, supplemental (in USD per share) 0.54    
O 2026 M4 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M5 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M6 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M7 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M8 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M9 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M10 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M11 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) 0.08    
O 2026 M12 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share) $ 0.08    
O 2025 M1 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M2 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M3 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M4 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M5 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M6 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M7 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
Common stock, dividends, paid, supplemental (in USD per share)   0.70  
O 2025 M8 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M9 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M10 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M11 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   0.08  
O 2025 M12 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)   $ 0.08  
O 2024 M1 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
O 2024 M2 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
O 2024 M3 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
Common stock, dividends, paid, supplemental (in USD per share)     0.12
O 2024 M4 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
O 2024 M5 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
O 2024 M6 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
Common stock, dividends, paid, supplemental (in USD per share)     0.12
O 2024 M7 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
O 2024 M8 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
Common stock, dividends, paid, supplemental (in USD per share)     0.12
O 2024 M9 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
Common stock, dividends, paid, supplemental (in USD per share)     0.88
O 2024 M10 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
O 2024 M11 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     0.08
O 2024 M12 Dividends      
Class of Stock [Line Items]      
Common stock, dividends, paid, ordinary (in USD per share)     $ 0.08