2.2.0.25falsefalse10101 - Disclosure - Organization and Basis of Presentationtruefalsefalse1falsefalseUSDfalsefalse1/1/2011 - 3/31/2011 USD ($) USD ($) / shares $Duration_1_1_2011_To_3_31_2011http://www.sec.gov/CIK0000924901duration2011-01-01T00:00:002011-03-31T00:00:00Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit13Dividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0Unit12Standardhttp://www.xbrl.org/2003/instancesharesxbrli0USDUSD$2true0cli_OrganizationAndBasisOfPresentationAbstractclifalsenadurationOrganization and Basis of Presentation [Abstract]falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringOrganization and Basis of Presentation [Abstract]falsefalseOrganization and Basis of Presentation3false0us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlockus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00<div> <div><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt"> </font> <div> <div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: Times New Roman; font-size: 10pt; font-weight: bold;" class="_mt">1.      <font style="display: inline; text-decoration: underline;" class="_mt">ORGANIZATION AND BASIS OF PRESENTATION</font></font></div> <div style="text-indent: 0pt; display: block;"><br /></div> <div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: Times New Roman; font-size: 10pt; font-weight: bold;" class="_mt">ORGANIZATION</font></div> <div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="justify"><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt">Mack-Cali Realty Corporation, a Maryland corporation, together with its subsidiaries (collectively, the "Company"), is a fully-integrated, self-administered, self-managed real estate investment trust ("REIT") providing leasing, management, acquisition, development, construction and tenant-related services for its properties and third parties.  As of March 31, 2011, the Company owned or had interests in 277 properties plus developable land (collectively, the "Properties").  The Properties aggregate approximately 32.2 million square feet, which are comprised of 265 buildings, primarily office and office/flex buildings totaling approximately 31.8 million square feet (which include eight buildings, primarily office buildings aggregating approximately 1.2 million square feet owned by unconsolidated joint ventures in which the Company has investment interests), six industrial/warehouse buildings totaling approximately 387,400 square feet, two retail properties totaling approximately 17,300 square feet, one hotel (which is owned by an unconsolidated joint venture in which the Company has an investment interest) and three parcels of land leased to others.  The Properties are located in five states, primarily in the Northeast, plus the District of Columbia.</font></div> <div style="text-indent: 0pt; display: block;"><br /></div> <div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: Times New Roman; font-size: 10pt; font-weight: bold;" class="_mt">BASIS OF PRESENTATION</font></div> <div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="justify"><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt">The accompanying consolidated financial statements include all accounts of the Company, its majority-owned and/or controlled subsidiaries, which consist principally of Mack-Cali Realty, L.P. (the "Operating Partnership"), and variable interest entities for which the Company has determined itself to be the primary beneficiary, if any.  See Note 2: Significant Accounting Policies – Investments in Unconsolidated Joint Ventures for the Company's treatment of unconsolidated joint venture interests.  Intercompany accounts and transactions have been eliminated.</font></div> <div style="text-indent: 0pt; display: block;"><br /></div> <div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="justify"><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt">The preparation of financial statements in conformity with generally accepted accounting principles ("GAAP") requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period.  Actual results could differ from those estimates.  Certain reclassifications have been made to prior period amounts in order to conform with current period presentation.</font></div></div></div> </div>1.      ORGANIZATION AND BASIS OF PRESENTATION ORGANIZATION Mack-Cali Realty Corporation, a Maryland corporation, togetherfalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringDescription containing the entire organization, consolidation and basis of presentation of financial statements disclosure. May be provided in more than one note to the financial statements, as long as users are provided with an understanding of (1) the significant judgments and assumptions made by an enterprise in determining whether it must consolidate a VIE and/or disclose information about its involvement with a VIE, (2) the nature of restrictions on a consolidated VIE's assets reported by an enterprise in its statement of financial position, including the carrying amounts of such assets, (3) the nature of, and changes in, the risks associated with an enterprise's involvement with the VIE, and (4) how an enterprise's involvement with the VIE affects the enterprise's financial position, financial performance, and cash flows. Describes procedure if disclosures are provided in more than one note to the financial statements.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS140-4 and FIN46(R)-8 -Paragraph 8, C1, C7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 2-6 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 94-6 -Paragraph 10 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Interpretation (FIN) -Number 46R -Paragraph 4, 14, 15 falsefalseOrganization and Basis of Presentation12Organization and Basis of PresentationUnKnownUnKnownUnKnownUnKnownfalsetrue