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CONSOLIDATED BALANCE SHEETS (KILROY REALTY, L.P.) (Parenthetical) - Common units [Member] - Kilroy Realty L.P. [Member] - shares | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
General partner, units issued (in units) | 116,035,827 | 106,016,287
General partner, units outstanding (in units) | 116,035,827 | 106,016,287
Limited partner, units issued (in units) | 1,150,574 | 2,023,287
Limited partner, units outstanding (in units) | 1,150,574 | 2,023,287

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