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Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net income | $ 67,925 us-gaap_ProfitLoss | $ 56,915 us-gaap_ProfitLoss | $ 674,993 us-gaap_ProfitLoss
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization, including amortization of debt issuance costs | 31,919 us-gaap_DepreciationDepletionAndAmortization | 31,395 us-gaap_DepreciationDepletionAndAmortization | 36,363 us-gaap_DepreciationDepletionAndAmortization
Straight-lining of rental income | (2,538)us-gaap_StraightLineRent | (3,707)us-gaap_StraightLineRent | (4,475)us-gaap_StraightLineRent
Stock-based compensation expense | 394 us-gaap_RestrictedStockExpense | 394 us-gaap_RestrictedStockExpense | 300 us-gaap_RestrictedStockExpense
Reversal of income tax liability | (420)us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions | (206)us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions | 0 us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions
Net gain on sale of real estate | 0 us-gaap_GainLossOnDispositionOfRealEstateDiscontinuedOperations | 0 us-gaap_GainLossOnDispositionOfRealEstateDiscontinuedOperations | (599,628)us-gaap_GainLossOnDispositionOfRealEstateDiscontinuedOperations
Change in operating assets and liabilities: |  |  |
Tenant and other receivables, net | 712 us-gaap_IncreaseDecreaseInAccountsReceivable | (972)us-gaap_IncreaseDecreaseInAccountsReceivable | 234 us-gaap_IncreaseDecreaseInAccountsReceivable
Other assets | (4,334)us-gaap_IncreaseDecreaseInOtherOperatingAssets | (472)us-gaap_IncreaseDecreaseInOtherOperatingAssets | 4,318 us-gaap_IncreaseDecreaseInOtherOperatingAssets
Amounts due to Vornado | (42,779)us-gaap_IncreaseDecreaseInDueToRelatedParties | (3,138)us-gaap_IncreaseDecreaseInDueToRelatedParties | (2,405)us-gaap_IncreaseDecreaseInDueToRelatedParties
Accounts payable and accrued expenses | (1,373)us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | (6,284)us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | (107)us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
Other liabilities | (19)us-gaap_IncreaseDecreaseInOtherOperatingLiabilities | (42)us-gaap_IncreaseDecreaseInOtherOperatingLiabilities | 114 us-gaap_IncreaseDecreaseInOtherOperatingLiabilities
Net cash provided by operating activities | 49,487 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | 73,883 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | 109,707 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Construction in progress and real estate additions | (61,964)alx_PaymentsForCapitalImprovementsAndConstructionInProcess | (7,671)alx_PaymentsForCapitalImprovementsAndConstructionInProcess | (7,351)alx_PaymentsForCapitalImprovementsAndConstructionInProcess
Purchases of short-term investments | (24,998)us-gaap_PaymentsToAcquireShortTermInvestments | 0 us-gaap_PaymentsToAcquireShortTermInvestments | 0 us-gaap_PaymentsToAcquireShortTermInvestments
Restricted cash | 5,442 us-gaap_IncreaseDecreaseInRestrictedCash | 351 us-gaap_IncreaseDecreaseInRestrictedCash | (1,626)us-gaap_IncreaseDecreaseInRestrictedCash
Proceeds from sale of real estate | 0 us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment | 0 us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment | 714,054 us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment
Proceeds from maturing short-term investments | 0 alx_ProceedsFromMaturingOtherShortTermInvestments | 0 alx_ProceedsFromMaturingOtherShortTermInvestments | 5,000 alx_ProceedsFromMaturingOtherShortTermInvestments
Net cash (used in) provided by investing activities | (81,520)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | (7,320)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | 710,077 us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Debt repayments | (317,179)us-gaap_RepaymentsOfLongTermDebt | (15,957)us-gaap_RepaymentsOfLongTermDebt | (265,016)us-gaap_RepaymentsOfLongTermDebt
Proceeds from borrowing | 300,000 us-gaap_ProceedsFromIssuanceOfLongTermDebt | 0 us-gaap_ProceedsFromIssuanceOfLongTermDebt | 0 us-gaap_ProceedsFromIssuanceOfLongTermDebt
Dividends paid, including a special dividend of $623,178 in 2012 | (66,436)us-gaap_PaymentsOfDividendsCommonStock | (56,197)us-gaap_PaymentsOfDividendsCommonStock | (699,791)us-gaap_PaymentsOfDividendsCommonStock
Debt issuance costs | (4,255)us-gaap_PaymentsOfDebtIssuanceCosts | (87)us-gaap_PaymentsOfDebtIssuanceCosts | (400)us-gaap_PaymentsOfDebtIssuanceCosts
Acquisition of the noncontrolling interest | 0 us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates | 0 us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates | (7,800)us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates
Net cash used in financing activities | (87,870)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations | (72,241)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations | (973,007)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Net decrease in cash and cash equivalents | (119,903)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (5,678)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (153,223)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents at beginning of period | 347,718 us-gaap_CashAndCashEquivalentsAtCarryingValue | 353,396 us-gaap_CashAndCashEquivalentsAtCarryingValue | 506,619 us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents at end of period | 227,815 us-gaap_CashAndCashEquivalentsAtCarryingValue | 347,718 us-gaap_CashAndCashEquivalentsAtCarryingValue | 353,396 us-gaap_CashAndCashEquivalentsAtCarryingValue
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION |  |  |
Cash payments for interest, excluding capitalized interest of $603 in 2014 | 30,656 us-gaap_InterestPaid | 42,121 us-gaap_InterestPaid | 47,932 us-gaap_InterestPaid
NON-CASH TRANSACTIONS |  |  |
Liability for real estate additions included in accounts payable and accrued expenses | 13,529 alx_NonCashAdditionsToRealEstate | 1,084 alx_NonCashAdditionsToRealEstate | 221 alx_NonCashAdditionsToRealEstate
Marketable securities received in connection with the sale of real estate | 0 alx_CommonStockFromSaleOfRealEstate | 0 alx_CommonStockFromSaleOfRealEstate | 30,000 alx_CommonStockFromSaleOfRealEstate
Commission payable to Vornado incurred in connection with the sale of real estate | 0 alx_CommissionPayableIncurredInConnectionWithSaleOfRealEstate | 0 alx_CommissionPayableIncurredInConnectionWithSaleOfRealEstate | 7,510 alx_CommissionPayableIncurredInConnectionWithSaleOfRealEstate
Write-off of fully amortized and/or depreciated assets | $ 10,626 alx_WriteOffOfFullyAmortizedAndDepreciatedAssets | $ 0 alx_WriteOffOfFullyAmortizedAndDepreciatedAssets | $ 648 alx_WriteOffOfFullyAmortizedAndDepreciatedAssets

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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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