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Deferred Charges And Other Assets, net: Estimated Amortization (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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Above-Market Leases |  |
Less accumulated amortization | $ (103,361)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization | $ (89,141)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Allocated value net | 267,896 us-gaap_FiniteLivedIntangibleAssetsNet |
Below-Market Leases |  |
Original allocated value | 375,033 us-gaap_BelowMarketLeaseGross | 187,537 us-gaap_BelowMarketLeaseGross
Less accumulated amortization | (93,511)us-gaap_BelowMarketLeaseAccumulatedAmortization | (79,271)us-gaap_BelowMarketLeaseAccumulatedAmortization
Allocated value, net | 281,522 us-gaap_BelowMarketLeaseNet | 108,266 us-gaap_BelowMarketLeaseNet
Above Market |  |
2015 | 64,711 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths |
2016 | 45,990 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo |
2017 | 31,906 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree |
2018 | 25,760 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour |
2019 | 21,682 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive |
Thereafter | 77,847 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive |
Allocated value net | 267,896 us-gaap_FiniteLivedIntangibleAssetsNet |
Below Market |  |
2015 | 37,808 us-gaap_BelowMarketLeaseAmortizationIncomeNextTwelveMonths |
2016 | 35,647 us-gaap_BelowMarketLeaseAmortizationIncomeYearTwo |
2017 | 29,931 us-gaap_BelowMarketLeaseAmortizationIncomeYearThree |
2018 | 26,354 us-gaap_BelowMarketLeaseAmortizationIncomeYearFour |
2019 | 23,595 us-gaap_BelowMarketLeaseAmortizationIncomeYearFive |
Thereafter | 128,187 us-gaap_BelowMarketLeaseAmortizationIncomeAfterYearFive |
Allocated value, net | 281,522 us-gaap_BelowMarketLeaseNet | 108,266 us-gaap_BelowMarketLeaseNet
Above Market |  |
Above-Market Leases |  |
Original allocated value | 250,810 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember | 118,770 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember
Less accumulated amortization | (59,696)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember | (46,912)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember
Allocated value net | 191,114 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember | 71,858 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember
Above Market |  |
2015 | 26,591 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
2016 | 23,516 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
2017 | 19,413 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
2018 | 16,024 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
2019 | 13,210 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
Thereafter | 92,360 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
Allocated value net | $ 191,114 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember | $ 71,858 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember

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