XML 104 R135.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Income Taxes - Additional Information (Detail) (JPY ¥) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Mar. 31, 2014 | Mar. 31, 2013 | Mar. 31, 2012
Income Taxes [Line Items] |  |  |
National Corporate tax | 28.00% | 28.00% | 30.00%
Inhabitant tax | 6.00% | 6.00% | 6.00%
Enterprise tax | 8.00% | 8.00% | 8.00%
Statutory income tax rate | 38.30% | 38.30% | 40.90%
Decrease in provision for income taxes |  |  | ¥ (6,641)
Net changes in total valuation allowance | 9,838 | (5,307) | (2,656)
Change in valuation allowance | (1,908) | (4,749) | 4,303
Net operating loss carryforwards | ¥ 387,269 |  |
Amended |  |  |
Income Taxes [Line Items] |  |  |
Tax loss carry-forward, period |  |  | 9 years
Percentage of tax rate deductible from taxable income |  |  | 80.00%
Before Amendment |  |  |
Income Taxes [Line Items] |  |  |
Tax loss carry-forward, period |  |  | 7 years
Fiscal Years April 1, 2012 Through March 31, 2015 |  |  |
Income Taxes [Line Items] |  |  |
Statutory income tax rate |  |  | 38.30%
Fiscal Years After April 1, 2015 |  |  |
Income Taxes [Line Items] |  |  |
Statutory income tax rate |  |  | 35.90%
Fiscal fears beginning April 1, 2014 |  |  |
Income Taxes [Line Items] |  |  |
Statutory income tax rate | 35.90% |  |
Before fiscal years beginning on or after October 1, 2014 |  |  |
Income Taxes [Line Items] |  |  |
Statutory income tax rate for national tax | 23.60% |  |
Statutory income tax rate for local tax | 12.30% |  |
Fiscal years beginning on or after October 1, 2014 |  |  |
Income Taxes [Line Items] |  |  |
Statutory income tax rate for national tax | 24.60% |  |
Statutory income tax rate for local tax | 11.30% |  |

X
- Definition Adjustment Provision for Income Taxes + References No definition available. + Details
Name: | ix_AdjustmentProvisionForIncomeTaxes
Namespace Prefix: | ix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Corporate Inhabitant Tax Rate + References No definition available. + Details
Name: | ix_CorporateInhabitantTaxRate
Namespace Prefix: | ix_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Enterprise Tax Rate + References No definition available. + Details
Name: | ix_EnterpriseTaxRate
Namespace Prefix: | ix_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ix_IncomeTaxesLineItems
Namespace Prefix: | ix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Increase Decrease In Deferred Tax Assets Valuation Allowance + References No definition available. + Details
Name: | ix_IncreaseDecreaseInDeferredTaxAssetsValuationAllowance
Namespace Prefix: | ix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Local Statutory Income Tax Rate, Percent + References No definition available. + Details
Name: | ix_LocalStatutoryIncomeTaxRatePercent
Namespace Prefix: | ix_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition National Corporate Tax Rate + References No definition available. + Details
Name: | ix_NationalCorporateTaxRate
Namespace Prefix: | ix_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition National Statutory Income Tax Rate, Percent + References No definition available. + Details
Name: | ix_NationalStatutoryIncomeTaxRatePercent
Namespace Prefix: | ix_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax Losses Carryforward Period + References No definition available. + Details
Name: | ix_TaxLossesCarryforwardPeriod
Namespace Prefix: | ix_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 + Details
Name: | us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deductions. Including, but not limited to, extraterritorial income exclusion deduction, qualified production activity deduction, dividend deduction, deduction for dividend paid to employee stock ownership plan, Medicare prescription drug benefit subsidy deduction, and other deductions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 + Details
Name: | us-gaap_EffectiveIncomeTaxRateReconciliationDeductions
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of operating loss carryforward, 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 Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 + Details
Name: | us-gaap_OperatingLossCarryforwards
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total increases or decreases in allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
Name: | us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration