Quarterly report pursuant to Section 13 or 15(d)

Short-Term Borrowings and Credit Lines (Narrative) (Details)

v3.21.2
Short-Term Borrowings and Credit Lines (Narrative) (Details) - Jun. 30, 2021 - Japanese Subsidiary [Member]
JPY (¥)
USD ($)
Unsecured And Uncommitted Credit Line1    
Line of Credit Facility [Line Items]    
Maximum borrowing capacity | $   $ 7,000,000.0
Unsecured And Uncommitted Credit Line2    
Line of Credit Facility [Line Items]    
Maximum borrowing capacity | ¥ ¥ 1,500,000,000  
Unsecured And Uncommitted Credit Line3    
Line of Credit Facility [Line Items]    
Maximum borrowing capacity | ¥ ¥ 400,000,000.0  
Unsecured And Uncommitted Credit Lines 1, 2, And 3    
Line of Credit Facility [Line Items]    
Maximum borrowing capacity | $   $ 24,200,000