v2.4.1.9

Senior Secured Notes and Subordinated Notes (Detail) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Senior Secured Notes |  |
Debt Instrument [Line Items] |  |
Fair Value | $ 6,587,954 us-gaap_NotesPayableFairValueDisclosure / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember | $ 6,448,352 us-gaap_NotesPayableFairValueDisclosure / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Subordinated Notes |  |
Debt Instrument [Line Items] |  |
Fair Value | 345,793 us-gaap_NotesPayableFairValueDisclosure / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorSubordinatedNotesMember | 348,752 us-gaap_NotesPayableFairValueDisclosure / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorSubordinatedNotesMember
Non-Consolidated Affiliates Senior Secured Notes | Senior Secured Notes |  |
Debt Instrument [Line Items] |  |
Borrowing Outstanding |  | 2,500 us-gaap_DebtInstrumentCarryingAmount / dei_LegalEntityAxis = bx_NonConsolidatedAffiliatesSeniorSecuredNotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Fair Value |  | 2,504 us-gaap_NotesPayableFairValueDisclosure / dei_LegalEntityAxis = bx_NonConsolidatedAffiliatesSeniorSecuredNotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Non-Consolidated Affiliates Senior Secured Notes | Subordinated Notes |  |
Debt Instrument [Line Items] |  |
Borrowing Outstanding | 34,200 us-gaap_DebtInstrumentCarryingAmount / dei_LegalEntityAxis = bx_NonConsolidatedAffiliatesSeniorSecuredNotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorSubordinatedNotesMember | 24,200 us-gaap_DebtInstrumentCarryingAmount / dei_LegalEntityAxis = bx_NonConsolidatedAffiliatesSeniorSecuredNotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorSubordinatedNotesMember
Fair Value | $ 23,543 us-gaap_NotesPayableFairValueDisclosure / dei_LegalEntityAxis = bx_NonConsolidatedAffiliatesSeniorSecuredNotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorSubordinatedNotesMember | $ 14,377 us-gaap_NotesPayableFairValueDisclosure / dei_LegalEntityAxis = bx_NonConsolidatedAffiliatesSeniorSecuredNotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorSubordinatedNotesMember

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- Definition Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 + Details
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- Details
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- Definition Fair value portion of notes payable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20,22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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- Details
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- Details
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