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Partners' Capital	12 Months Ended
Partners' Capital	Dec. 31, 2015
Partners' Capital Notes [Abstract]
Partners' Capital	Partners' Capital Since consummation of the Merger on January 25, 2007, the Operating Partnership has owned all the economic interests in ROP either by direct ownership or by indirect ownership through our general partner, which is its wholly-owned subsidiary. Intercompany transactions between SL Green and ROP are generally recorded as contributions and distributions.