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v2.3.0.11

Total Income Tax Recognized (Detail) In Millions | 12 Months Ended
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Mar. 31, 2011 USD ($) | Mar. 31, 2011 JPY (¥) | Mar. 31, 2010 JPY (¥) | Mar. 31, 2009 JPY (¥)
Income Taxes [Line Items] |  |  |  |  |  |  |  |
Provision for Income Taxes | $ 332 |  | ¥ 27,617 |  | ¥ 22,394 |  | ¥ (2,598) |
Income taxes on discontinued operations | 64 | [1] | 5,297 | [1] | 5,715 | [1] | 8,719 | [1]
Goodwill, for initial recognition of acquired tax benefits that previously were included in the valuation allowance | 0 |  | 0 |  | 0 |  | (2,141) |
Income taxes on other comprehensive income (loss): |  |  |  |  |  |  |  |
Net unrealized gains (losses) on investment in securities | 41 |  | 3,403 |  | 7,816 |  | (27,533) |
Defined benefit pension plans | (17) |  | (1,427) |  | 4,925 |  | (8,362) |
Foreign currency translation adjustments | (3) |  | (214) |  | 4,722 |  | (2,111) |
Net unrealized gains (losses) on derivative instruments | (4) |  | (338) |  | (1,066) |  | (390) |
Total income taxes | $ 413 |  | ¥ 34,338 |  | ¥ 44,506 |  | ¥ (34,416) |
[1] | Pursuant to FASB Accounting Standards Codification 205-20 ("Presentation of Financial Statements-Discontinued Operations"), the results of operations which meet the criteria for discontinued operations are reported as a separate component of income, and those related amounts that had been previously reported are reclassified.

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- Definition Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items and the cumulative effect of accounting changes. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 144 -Paragraph 43 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 144 -Paragraph 47 -Subparagraph c Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 46 + Details
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- Definition The sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 45 -Subparagraph a, b + Details
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- Definition Tax effects of the net changes to accumulated comprehensive income during the period related to benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 25 + Details
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- Definition Tax effect on the change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's increase (decrease) in deferred hedging gains or losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 25 + Details
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- Definition Tax effect on gross appreciation or the gross loss in value of the total of unsold securities during the period being reported on. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(3) Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 25 + Details
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