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Disclosure About Fair Value of Financial Instruments (Tables) | 6 Months Ended
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Jun. 30, 2013
Disclosure About Fair Value of Financial Instruments [Line Items] |
Fair Value Measurements of Assets, Liabilities and Noncontrolling Interests [Table Text Block] | The following table sets forth our assets and liabilities and the Company's noncontrolling interests in the Operating Partnership that are measured at fair value within the fair value hierarchy.
|  |  |  | Level 1 |  | Level 2 |  | Level 3
|  | Total |  | Quoted Prices in Active Markets for Identical Assets or Liabilities |  | Significant Observable Inputs |  | Significant Unobservable Inputs
Fair Value at June 30, 2013: |  |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |  |
Mortgages and notes receivable, at fair value (1) |  | $ | 25,549 |  |  | $ | — |  |  | $ | 16,868 |  |  | $ | 8,681 |
Marketable securities of non-qualified deferred compensation plan (in prepaid expenses and other assets) |  | 3,556 |  |  | 3,556 |  |  | — |  |  | — |
Impaired real estate assets |  | 5,866 |  |  | — |  |  | — |  |  | 5,866 |
Tax increment financing bond (in prepaid expenses and other assets) |  | 14,233 |  |  | — |  |  | — |  |  | 14,233 |
Total Assets |  | $ | 49,204 |  |  | $ | 3,556 |  |  | $ | 16,868 |  |  | $ | 28,780 |
Noncontrolling Interests in the Operating Partnership |  | $ | 130,351 |  |  | $ | 130,351 |  |  | $ | — |  |  | $ | — |
Liabilities: |  |  |  |  |  |  |  |
Mortgages and notes payable, at fair value (1) |  | $ | 2,020,130 |  |  | $ | — |  |  | $ | 2,020,130 |  |  | $ | — |
Interest rate swaps (in accounts payable, accrued expenses and other liabilities) |  | 1,103 |  |  | — |  |  | 1,103 |  |  | — |
Non-qualified deferred compensation obligation (in accounts payable, accrued expenses and other liabilities) |  | 3,556 |  |  | 3,556 |  |  | — |  |  | — |
Contingent consideration to acquire real estate assets (in accounts payable, accrued expenses and other liabilities) |  | 384 |  |  | — |  |  | — |  |  | 384 |
Financing obligations, at fair value (1) |  | 24,220 |  |  | — |  |  | — |  |  | 24,220 |
Total Liabilities |  | $ | 2,049,393 |  |  | $ | 3,556 |  |  | $ | 2,021,233 |  |  | $ | 24,604 |
Fair Value at December 31, 2012: |  |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |  |
Mortgages and notes receivable, at fair value (1) |  | $ | 24,725 |  |  | $ | — |  |  | $ | 16,077 |  |  | $ | 8,648 |
Marketable securities of non-qualified deferred compensation plan (in prepaid expenses and other assets) |  | 3,354 |  |  | 3,354 |  |  | — |  |  | — |
Tax increment financing bond (in prepaid expenses and other assets) |  | 14,496 |  |  | — |  |  | — |  |  | 14,496 |
Total Assets |  | $ | 42,575 |  |  | $ | 3,354 |  |  | $ | 16,077 |  |  | $ | 23,144 |
Noncontrolling Interests in the Operating Partnership |  | $ | 124,869 |  |  | $ | 124,869 |  |  | $ | — |  |  | $ | — |
Liabilities: |  |  |  |  |  |  |  |
Mortgages and notes payable, at fair value (1) |  | $ | 1,987,364 |  |  | $ | — |  |  | $ | 1,987,364 |  |  | $ | — |
Interest rate swaps (in accounts payable, accrued expenses and other liabilities) |  | 9,369 |  |  | — |  |  | 9,369 |  |  | — |
Non-qualified deferred compensation obligation (in accounts payable, accrued expenses and other liabilities) |  | 3,354 |  |  | 3,354 |  |  | — |  |  | — |
Contingent consideration to acquire real estate assets (in accounts payable, accrued expenses and other liabilities) |  | 563 |  |  | — |  |  | — |  |  | 563 |
Financing obligations, at fair value (1) |  | 23,252 |  |  | — |  |  | — |  |  | 23,252 |
Total Liabilities |  | $ | 2,023,902 |  |  | $ | 3,354 |  |  | $ | 1,996,733 |  |  | $ | 23,815 |
__________ (1) Amounts recorded at historical cost on our Consolidated Balance Sheets at June 30, 2013 and December 31, 2012.
Fair Value Measurements, Unobservable Inputs Reconciliation [Table Text Block] | The following table sets forth the changes in our Level 3 asset and liability, which are recorded at fair value on our Consolidated Balance Sheets:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Asset: |  |  |  |  |  |  |
Tax Increment Financing Bond: |  |  |  |  |  |  |
Beginning balance | $ | 14,324 |  |  | $ | 15,075 |  |  | $ | 14,496 |  |  | $ | 14,788 |
Principal repayment | — |  |  | — |  |  | (562 | ) |  | — |
Unrealized gains/(losses) (in AOCL) | (91 | ) |  | 296 |  |  | 299 |  |  | 583 |
Ending balance | $ | 14,233 |  |  | $ | 15,371 |  |  | $ | 14,233 |  |  | $ | 15,371 |
Liability: |  |  |  |  |  |  |
Contingent Consideration to Acquire Real Estate Assets: |  |  |  |  |  |  |
Beginning balance | $ | 375 |  |  | $ | — |  |  | $ | 563 |  |  | $ | — |
Unrealized (gains)/losses (in general and administrative expenses) | 9 |  |  | — |  |  | (179 | ) |  | — |
Ending balance | $ | 384 |  |  | $ | — |  |  | $ | 384 |  |  | $ | — |
Fair Value Measurements, Valuation Techniques [Table Text Block] | The following table sets forth quantitative information about the unobservable inputs of our Level 3 assets and liability, which are recorded at fair value on our Consolidated Balance Sheets:
| Fair Value at June 30, 2013 |  | Valuation Technique |  | Unobservable Input |  | Rate/ Percentage
Assets: |  |  |  |  |  |  |
Tax increment financing bond | $ | 14,233 |  |  | Income approach |  | Discount rate |  | 10.2%
Impaired real estate assets | $ | 5,866 |  |  | Income approach |  | Capitalization rate |  | 9.5%-10.5%
|  |  |  |  | Discount rate |  | 14.0%-15.0%
Liability: |  |  |  |  |  |  |
Contingent consideration to acquire real estate assets | $ | 384 |  |  | Income approach |  | Payout percentage |  | 50.0%

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- Definition Tabular disclosure of the inputs and valuation techniques used to measure fair value, and a discussion of changes in valuation techniques and related inputs, if any, applied during the period to each separate class of assets, liabilities, and financial instruments classified in shareholders' equity that are measured on a recurring and/or nonrecurring basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19279-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The entire disclosure of the fair value measurement of assets and liabilities, which includes financial instruments measured at fair value that are classified in shareholders' equity, which may be measured on a recurring or nonrecurring basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 33 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 107 -Paragraph 10 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19279-110258 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19190-110258 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 6 -Footnote 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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