    <SEC-DOCUMENT>0001656423-22-000039-index.html : 20221026
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    <ACCEPTANCE-DATETIME>20221025175418
    ACCESSION NUMBER:		0001656423-22-000039
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		23
    CONFORMED PERIOD OF REPORT:	20221025
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20221026
    DATE AS OF CHANGE:		20221025

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BOSTON PROPERTIES INC
    		CENTRAL INDEX KEY:			0001037540
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		IRS NUMBER:				042473675
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-13087
    		FILM NUMBER:		221330589

    	BUSINESS ADDRESS:
    		STREET 1:		800 BOYLSTON STREET
    		STREET 2:		SUITE 1900
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02199
    		BUSINESS PHONE:		6172363300

    	MAIL ADDRESS:
    		STREET 1:		800 BOYLSTON STREET
    		STREET 2:		SUITE 1900
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02199

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BOSTON PROPERTIES LTD PARTNERSHIP
    		CENTRAL INDEX KEY:			0001043121
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-50209
    		FILM NUMBER:		221330590

    	BUSINESS ADDRESS:
    		STREET 1:		800 BOYLSTON STREET
    		STREET 2:		SUITE 1900
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02199
    		BUSINESS PHONE:		6172363300

    	MAIL ADDRESS:
    		STREET 1:		800 BOYLSTON STREET
    		STREET 2:		SUITE 1900
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02199
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    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>bxp-20221025.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: bxp-20221025.htm

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    <SEQUENCE>2
    <FILENAME>q32022supplemental.htm
    <DESCRIPTION>EX-99.1
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    Document 2 - file: q32022supplemental.htm

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    <FILENAME>bxp-20221025.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
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    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
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    <FILENAME>bxp-20221025_htm.xml
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    <TEXT>
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    Document 17 - RAW XML: bxp-20221025_htm.xml

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    <TYPE>EXCEL
    <SEQUENCE>18
    <FILENAME>Financial_Report.xlsx
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    <TEXT>
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    <TEXT>
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    <TYPE>JSON
    <SEQUENCE>23
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    <SEQUENCE>24
    <FILENAME>0001656423-22-000039-xbrl.zip
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    <TEXT>
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