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Other Intangible Assets (Detail) (JPY ¥) In Millions, unless otherwise specified | Mar. 31, 2014 | Mar. 31, 2013
--- | --- | ---
Intangible assets not subject to amortization: |  |
Trade names | ¥ 47,360 | ¥ 25,883
Asset management contracts | 167,147 | 0
Others | 233 | 605
Indefinite-Lived Intangible Assets (Excluding Goodwill), Total | 214,740 | 26,488
Intangible assets subject to amortization: |  |
Software | 92,310 | 82,425
Customer relationships | 61,918 | 24,300
Others | 26,495 | 15,488
Finite-Lived Intangible Assets, Gross, Total | 180,723 | 122,213
Accumulated amortization | (72,238) | (58,384)
Net | 108,485 | 63,829
Intangible Assets, Net (Excluding Goodwill), Total | ¥ 323,225 | ¥ 90,317

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- Definition Amount before accumulated amortization of capitalized costs for computer software, including but not limited to, acquired and internally developed computer software. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 + Details
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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date of rights with an indefinite period of benefit that arose from a contractual arrangement with a third party (not including franchise rights and license agreements). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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