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Noncontrolling Interests | 12 Months Ended
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Dec. 31, 2021
Noncontrolling Interest [Abstract] |
Noncontrolling Interests | 11. Noncontrolling Interests Noncontrolling interests relate to the interests in Boston Properties Limited Partnership not owned by Boston Properties, Inc. and interests in consolidated property partnerships not wholly-owned by the Company. As of December 31, 2021, the noncontrolling interests in Boston Properties Limited Partnership consisted of 16,561,186 OP Units, 1,485,376 LTIP Units (including 418,974 LTIP Units earned by employees under the Company’s multi-year long-term incentive awards granted between 2012-2018 (i.e., 2012 OPP and 2013-2018 MYLTIP awards)), 219,916 2019 MYLTIP Units, 203,278 2020 MYLTIP Units and 352,021 2021 MYLTIP Units held by parties other than Boston Properties, Inc. Noncontrolling Interest—Common Units During the years ended December 31, 2021 and 2020, 523,969 and 856,811 OP Units, respectively, were presented by the holders for redemption (including 148,442 and 88,168 OP Units, respectively, issued upon conversion of LTIP Units, 2012 OPP Units and MYLTIP Units) and were redeemed by Boston Properties, Inc. in exchange for an equal number of shares of Common Stock. At December 31, 2021, Boston Properties Limited Partnership had outstanding 219,916 2019 MYLTIP Units, 203,278 2020 MYLTIP Units and 352,021 2021 MYLTIP Units. Prior to the end of the respective three-year performance period for each plan, holders of MYLTIP Units are entitled to receive per unit distributions equal to one-tenth (10%) of the regular quarterly distributions payable on an OP Unit, but will not be entitled to receive any special distributions. After the measurement date, the number of MYLTIP Units, both vested and unvested, that MYLTIP award recipients have earned, if any, based on the establishment of a performance pool, will be entitled to receive distributions in an amount per unit equal to distributions, both regular and special, payable on an OP Unit. On February 9, 2019, the measurement period for the Company’s 2016 MYLTIP awards ended and, based on Boston Properties, Inc.’s relative TSR performance, the final awards were determined to be 69.5% of target, or an aggregate of approximately $13.6 million (after giving effect to employee separations). As a result, an aggregate of 364,980 2016 MYLTIP Units that had been previously granted were automatically forfeited. On February 6, 2020, the measurement period for the Company’s 2017 MYLTIP awards ended and, based on Boston Properties, Inc.’s relative TSR performance, the final awards were determined to be 83.8% of target, or an aggregate of approximately $17.6 million (after giving effect to employee separations). As a result, an aggregate of 270,942 2017 MYLTIP Units that had been previously granted were automatically forfeited. On February 5, 2021, the measurement period for the Company’s 2018 MYLTIP awards ended and, based on Boston Properties, Inc.’s relative TSR performance, the final awards were determined to be 29.2% of target, or an aggregate of approximately $4.6 million (after giving effect to employee separations). As a result, an aggregate of 285,925 2018 MYLTIP Units that had been previously granted were automatically forfeited. On December 14, 2021, Boston Properties Limited Partnership issued approximately 866,503 OP Units as partial consideration for the acquisition of 360 Park Avenue South in New York, New York (See Note 3). The OP Units issued totaled approximately $99.7 million based on the average closing price per share of Boston Properties Inc.’s common stock for the five trading days immediately preceding the closing date. The following table presents Boston Properties Limited Partnership’s distributions on the OP Units and LTIP Units (including the 2012 OPP Units, 2013 - 2017 MYLTIP Units and, after the February 5, 2021 measurement date, the 2018 MYLTIP Units) and its distributions on the 2018 MYLTIP Units (prior to the February 5, 2021 measurement date) and 2019 - 2021 MYLTIP Units (after the February 2, 2021 issuance date of the 2021 MYLTIP Units) that occurred during the year ended December 31, 2021:
Record Date |  | Payment Date |  | Distributions per OP Unit and LTIP Unit |  | Distributions per MYLTIP Unit
December 31, 2021 |  | January 28, 2022 |  | $0.98 |  |  | $0.098 |
September 30, 2021 |  | October 29, 2021 |  | $0.98 |  |  | $0.098 |
June 30, 2021 |  | July 30, 2021 |  | $0.98 |  |  | $0.098 |
March 31, 2021 |  | April 30, 2021 |  | $0.98 |  |  | $0.098 |
December 31, 2020 |  | January 28, 2021 |  | $0.98 |  |  | $0.098 |
The following table presents Boston Properties Limited Partnership’s distributions on the OP Units and LTIP Units (including the 2012 OPP Units, 2013 - 2016 MYLTIP Units and, after the February 6, 2020 measurement date, the 2017 MYLTIP Units) and its distributions on the 2017 MYLTIP Units (prior to the February 6, 2020 measurement date) and 2018 - 2020 MYLTIP Units (after the February 4, 2020 issuance date of the 2020 MYLTIP Units) that occurred during the year ended December 31, 2020:
Record Date |  | Payment Date |  | Distributions per OP Unit and LTIP Unit |  | Distributions per MYLTIP Unit
December 31, 2020 |  | January 28, 2021 |  | $0.98 |  |  | $0.098 |
September 30, 2020 |  | October 30, 2020 |  | $0.98 |  |  | $0.098 |
June 30, 2020 |  | July 31, 2020 |  | $0.98 |  |  | $0.098 |
March 31, 2020 |  | April 30, 2020 |  | $0.98 |  |  | $0.098 |
December 31, 2019 |  | January 30, 2020 |  | $0.98 |  |  | $0.098 |
The following table presents Boston Properties Limited Partnership’s distributions on the OP Units and LTIP Units (including the 2012 OPP Units, 2013 - 2015 MYLTIP Units and, after the February 9, 2019 measurement date, the 2016 MYLTIP Units) and its distributions on the 2016 MYLTIP Units (prior to the February 9, 2019 measurement date) and 2017 - 2019 MYLTIP Units (after the February 5, 2019 issuance date of the 2019 MYLTIP Units) that occurred during the year ended December 31, 2019:
Record Date |  | Payment Date |  | Distributions per OP Unit and LTIP Unit |  | Distributions per MYLTIP Unit
December 31, 2019 |  | January 30, 2020 |  | $0.98 |  |  | $0.098 |
September 30, 2019 |  | October 31, 2019 |  | $0.95 |  |  | $0.095 |
June 28, 2019 |  | July 31, 2019 |  | $0.95 |  |  | $0.095 |
March 29, 2019 |  | April 30, 2019 |  | $0.95 |  |  | $0.095 |
December 31, 2018 |  | January 30, 2019 |  | $0.95 |  |  | $0.095 |
A holder of an OP Unit may present the OP Unit to Boston Properties Limited Partnership for redemption at any time (subject to restrictions agreed upon at the time of issuance of OP Units to particular holders that may restrict such redemption right for a period of time, generally one year from issuance). Upon presentation of an OP Unit for redemption, Boston Properties Limited Partnership must redeem the OP Unit for cash equal to the then value of a share of Common Stock of Boston Properties, Inc. Boston Properties, Inc. may, in its sole discretion, elect to assume and satisfy the redemption obligation by paying either cash or issuing one share of Common Stock. The value of the OP Units (not owned by Boston Properties, Inc. and LTIP Units (including the 2012 OPP Units and 2013 - 2018 MYLTIP Units) assuming that all conditions had been met for the conversion thereof) had all of such units been redeemed at December 31, 2021 was approximately $2.1 billion based on the last reported price of a share of Common Stock on the New York Stock Exchange of $115.18 per share on December 31, 2021. Noncontrolling Interests—Property Partnerships The noncontrolling interests in property partnerships consist of the outside equity interests in ventures that are consolidated with the financial results of the Company because the Company exercises control over the entities that own the properties. The equity interests in these ventures that are not owned by the Company, totaling approximately $1.6 billion and $1.7 billion a t December 31, 2021 and December 31, 2020, respectively, are included in Noncontrolling Interests—Property Partnerships on the accompanying Consolidated Balance Sheets.

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- Definition The entire disclosure for noncontrolling interest in consolidated subsidiaries, which could include the name of the subsidiary, the ownership percentage held by the parent, the ownership percentage held by the noncontrolling owners, the amount of the noncontrolling interest, the location of this amount on the balance sheet (when not reported separately), an explanation of the increase or decrease in the amount of the noncontrolling interest, the noncontrolling interest share of the net Income or Loss of the subsidiary, the location of this amount on the income statement (when not reported separately), the nature of the noncontrolling interest such as background information and terms, the amount of the noncontrolling interest represented by preferred stock, a description of the preferred stock, and the dividend requirements of the preferred stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -URI http://asc.fasb.org/topic&trid=2197479 + Details
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- References No definition available. + Details
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