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Net Operating Loss Carryforwards Expire Date (Detail) In Millions | Mar. 31, 2011 USD ($) | Mar. 31, 2011 JPY (¥)
--- | --- | ---
Operating Loss Carryforwards [Line Items] |  |
2012 | $ 113 | ¥ 9,394
2013 | 160 | 13,302
2014 | 72 | 6,013
2015 | 263 | 21,856
2016 | 273 | 22,661
Thereafter | 784 | 65,202
Total | $ 1,665 | ¥ 138,428

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- Definition The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 48 -Subparagraph a + Details
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