v2.4.0.8

Carrying Value and Fair Value of Blackstone Issued Notes (Detail) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2013 | Dec. 31, 2012
--- | --- | ---
6.625% Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Carrying value of issued notes | $ 634,710 | [1] | $ 640,220 | [1]
Debt instrument, fair value | 687,317 | [1],[2] | 682,344 | [1],[2]
5.875% Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Carrying value of issued notes | 398,502 |  | 398,386 |
Debt instrument, fair value | 447,920 | [2] | 456,200 | [2]
4.750% Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Carrying value of issued notes | 393,053 |  | 392,629 |
Debt instrument, fair value | 416,920 | [2] | 426,160 | [2]
6.250% Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Carrying value of issued notes | 239,707 |  | 239,619 |
Debt instrument, fair value | $ 265,150 | [2] | $ 275,275 | [2]
[1] | The carrying and fair values are determined using the original $600 million par amount less $15 million attributable to these notes which were acquired but not retired by Blackstone during 2012.
[2] | Fair value is determined by broker quote and these notes would be classified as Level II within the fair value hierarchy.

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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 SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: 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 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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