Leases - Schedule of Future Minimum Lease Payments under Capital Leases (Detail) (JPY ¥) In Millions, unless otherwise specified	Sep. 30, 2014
Leases
Total future minimum lease payments	¥ 67,193
Less: Amount representing interest	(36,306)
Present value of net future minimum lease payments	¥ 30,887

Amount necessary to reduce net minimum lease payments to present value for capital leases.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

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- Definition

Amount of minimum lease payments for capital leases net of executory costs, which include amounts paid by the lessee to the lessor for insurance, maintenance and taxes.

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- Definition

Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes.

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