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Note 1 - Summary of Significant Accounting Policies (Details) (USD $) | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Economic Interest | 100.00% |  |
Financing Receivable, Past Due, Term | 90 days |  |
Number of Portfolio Segments | 1 |  |
Capitalized Computer Software, Net (in Dollars) | $ 28,200,000 | $ 26,800,000 |
Capitalized Computer Software, Amortization (in Dollars) | 7,600,000 | 5,500,000 | 3,100,000
Amount of Ineffectiveness on Net Investment Hedges (in Dollars) | $ 0 | $ 0 | $ 0
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in Shares) | 10,950,388 | 11,159,160 | 13,304,016
Restricted Stock Awards, Method of Calculation, Number of Classes | 2 |  |
Number of Equity Participation Plans | 2 |  |
TJX Companies [Member] | Base Rental Revenue [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Concentration Risk, Percentage | 3.00% |  |
The Home Depot [Member] | Base Rental Revenue [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Concentration Risk, Percentage | 2.80% |  |
Wal-Mart [Member] | Base Rental Revenue [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Concentration Risk, Percentage | 2.30% |  |
Bed Bath & Beyond [Member] | Base Rental Revenue [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Concentration Risk, Percentage | 1.80% |  |
Khol's [Member] | Base Rental Revenue [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Concentration Risk, Percentage | 1.70% |  |
Prior Plan [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares) | 47,000,000 |  |
The 2010 Plan [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares) | 10,000,000 |  |
Employee Stock Option [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Expiration Period | 10 |  |
Employee Stock Option [Member] | Maximum [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 5 years |  |
Employee Stock Option [Member] | Minimum [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |
Restricted Stock [Member] | First Half [Member] | iii [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Percent Vested | 50.00% |  |
Restricted Stock [Member] | Second Half [Member] | iii [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 2 years |  |
Share-based Compensation Arrangement by Share-based Payment Award, Percent Vested | 50.00% |  |
Restricted Stock [Member] | i [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Percent Vested | 100.00% |  |
Restricted Stock [Member] | iii [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |
Restricted Stock [Member] | iv [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 10 years |  |
Share-based Compensation Arrangement by Share-based Payment Award, Percent Vested | 20.00% |  |
Restricted Stock [Member] | Maximum [Member] | ii [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 4 years |  |
Restricted Stock [Member] | Minimum [Member] | ii [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |
Building and Building Improvements [Member] | Maximum [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 50 years |  |
Building and Building Improvements [Member] | Minimum [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 15 years |  |
Largest [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Number of Tenants | 5 |  |
Base Rental Revenue [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Concentration Risk, Percentage | 1.70% |  |
Gross Leasable Area [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Concentration Risk, Percentage | 1.30% |  |
Potential Adjustment [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Number of Years | 1 |  |
Construction Completion [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Number of Years | 1 |  |
Cash Equivalents Policy [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Number of Months | 3 |  |
After Issuance [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Number of Years | 1 |  |
Maximum [Member] | Computer Software, Intangible Asset [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 5 years |  |
Maximum [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Parent | 100.00% |  |
Minimum [Member] | Computer Software, Intangible Asset [Member] |  |  |
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 3 years |  |

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