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100590 - Disclosure - Income Taxes - Reconciliation of the Expected Income Tax Expense to the Reported Income Tax Expense (Detail)
(http://www.hondafinancialservices.com/20160331/taxonomy/role/DisclosureIncomeTaxesReconciliationOfExpectedIncomeTaxExpenseToReportedIncomeTaxExpenseDetail)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000864270 (http://www.sec.gov/CIK)
Income Tax Disclosure [Abstract]Period [Axis]
2015-04-01 - 2016-03-31
2014-04-01 - 2015-03-31
2013-04-01 - 2014-03-31
Income Tax Disclosure [Abstract]
 
 
 
Reconciliation of the expected income tax expense to the reported income tax expense
 
 
 
Computed “expected” income taxes
510,000,000  
543,000,000  
506,000,000  
Foreign tax rate differential
(13,000,000) 
(12,000,000) 
(17,000,000) 
Effect of change in foreign tax rate
  
1,000,000  
Effect of foreign dividends and foreign tax credit
3,000,000  
 
6,000,000  
State and local income taxes, net of federal income tax benefit
47,000,000  
58,000,000  
49,000,000  
Change in valuation allowance
5,000,000  
  
Change in deduction for qualified domestic production
  
(14,000,000) 
Change in estimated state tax rate, net of federal income tax benefit
21,000,000  
(27,000,000) 
13,000,000  
Change in unrecognized tax benefit
(6,000,000) 
(3,000,000) 
(23,000,000) 
Change in prior period deferred taxes
  
(40,000,000) 
Other
(19,000,000) 
1,000,000  
8,000,000  
Total Income Tax Expense (Benefit)
548,000,000  
 
560,000,000  
 
489,000,000