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Basis of Presentation - Additional Information (Detail) | Dec. 31, 2013 | Dec. 31, 2012
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Disclosure Basis Of Presentation Additional Information [Abstract] |  |
Ownership interest of sole general partner | 96.00% | 95.50%
Ownership interest of limited partners | 4.00% | 4.50%

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- Details
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- Definition The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity. + References No definition available. + Details
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- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
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