Mack-Cali Realty Corporation Stockholders' Equity (Restricted Stock Awards And TSR-Based Awards) (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified
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3 Months Ended |
0 Months Ended |
3 Months Ended |
0 Months Ended |
12 Months Ended |
0 Months Ended |
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Mar. 31, 2015
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Sep. 12, 2012
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Mar. 31, 2014
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Sep. 11, 2012
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Dec. 31, 2013
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May 11, 2015
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Dec. 31, 2014
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Number of executive officers who departed |
2cli_NumberOfExecutiveOfficersWhoDeparted
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Shares vested |
37,392us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
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Unvested restricted stock outstanding |
313,337us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
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346,946us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
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Awards issued |
3,786us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
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Restricted Stock [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Unvested restricted stock outstanding |
103,337us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember
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414,483us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember
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Restricted stock awards unvested shares outstanding, performance contingent |
210,000cli_RestrictedStockAwardsUnvestedSharesOutstandingPerformanceContingent / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember
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Awards issued |
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319,667us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember
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Restricted Stock [Member] | Minimum [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Stock compensation vesting period |
1 year
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Restricted Stock [Member] | Maximum [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Stock compensation vesting period |
7 years
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Ratified Restricted Stock Awards [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Shares vested |
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109,667us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod / us-gaap_AwardTypeAxis = cli_RatifiedRestrictedStockAwardsMember
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Ratified Restricted Stock Awards [Member] | Minimum [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Stock compensation vesting period |
5 years
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Ratified Restricted Stock Awards [Member] | Maximum [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Stock compensation vesting period |
7 years
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Total Stockholder Return Based Awards [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Stock compensation vesting period |
4 years
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Shares vested |
357us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember
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Shares granted and vested |
528cli_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedAndVestedInPeriod / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember
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Awards issued |
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5,160us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember
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1,032us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember
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Value of common stock received upon vesting of awards |
1,000cli_ValueOfCommonStockReceivedUponVestingOfAwards / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember
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Shares issued |
45,062us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember
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Total unrecognized compensation cost |
1.2us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember
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Total unrecognized compensation cost, period of recognition |
1 year 3 months 18 days
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Scenario, Forecast [Member] | Ratified Restricted Stock Awards [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Shares vested |
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84,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod / us-gaap_AwardTypeAxis = cli_RatifiedRestrictedStockAwardsMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember
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Shares granted and vested |
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126,000cli_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedAndVestedInPeriod / us-gaap_AwardTypeAxis = cli_RatifiedRestrictedStockAwardsMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember
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Scenario, Forecast [Member] | Total Stockholder Return Based Awards [Member] |
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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Shares vested |
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675us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember
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Shares issued |
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41,811us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross / us-gaap_AwardTypeAxis = cli_TotalStockholderReturnBasedAwardsMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember
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