v3.26.1
Loans Payable (Details)
¥ in Millions
3 Months Ended
Mar. 28, 2025
USD ($)
Mar. 28, 2025
JPY (¥)
Jan. 31, 2025
USD ($)
Jan. 31, 2025
JPY (¥)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
USD ($)
Oct. 23, 2025
USD ($)
Oct. 23, 2025
JPY (¥)
Sep. 30, 2025
USD ($)
Sep. 30, 2025
JPY (¥)
Jul. 23, 2025
Jun. 30, 2025
USD ($)
Jun. 30, 2025
JPY (¥)
Mar. 28, 2025
JPY (¥)
Mar. 11, 2025
USD ($)
Mar. 11, 2025
JPY (¥)
Jan. 31, 2025
JPY (¥)
Jul. 23, 2024
USD ($)
Jul. 23, 2024
JPY (¥)
Loans Payable [Line Items]                                      
Credit facility         $ 35,000,000                            
Borrowing amount $ 10,900,000   $ 6,200,000       $ 4,500,000 ¥ 681.0 $ 10,800,000 ¥ 1,600.0   $ 11,100,000 ¥ 1,600.0   $ 2,300,000 ¥ 334.9 ¥ 948.2 $ 4,600,000 ¥ 680.8
Interest rate     0.92%       1.15% 1.15% 1.15% 1.15% 1.38% 1.36% 1.36%   0.91% 0.91% 0.92%    
Proceeds received $ 5,500,000 ¥ 837.5 $ 6,200,000 ¥ 948.2                              
Interest expense         73,619 $ 41,253                          
Morgan Stanley Bank Asia Limited [Member]                                      
Loans Payable [Line Items]                                      
Investment         $ 40,000,000                            
Revolving Credit Facility [Member] | Loans Payable [Member] | Loan F [Member]                                      
Loans Payable [Line Items]                                      
Borrowing amount | ¥                           ¥ 1,630.0          
Interest rate 0.93%                         0.93%