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Real Estate Assets Real Estate Assets (Tables) | 12 Months Ended
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Dec. 31, 2015
2015 Acquisitions [Member] |
Significant Acquisitions and Disposals [Line Items] |
Schedule of Purchase Price Allocation | The following table sets forth a summary of the fair value of the major assets acquired and liabilities assumed relating to the above-referenced acquisition of two buildings in Atlanta, GA during 2015:
| Total Purchase Price Allocation
Real estate assets | $ | 275,639 |
Acquisition-related intangible assets (in deferred financing and leasing costs) | 23,722 |
Acquisition-related below market lease liabilities (in accounts payable, accrued expenses and other liabilities) | (9,076 | )
Total allocation | $ | 290,285 |
Business Acquisition, Pro Forma Information | The following table sets forth the Company's revenues and net income, adjusted for interest expense, straight-line rental income, depreciation and amortization related to purchase price allocations and acquisition costs, assuming the above-referenced acquisition of two buildings in Atlanta, GA during 2015 had been completed as of January 1, 2014:
| Year Ended December 31,
| 2015 |  | 2014
| (unaudited)
Pro forma revenues | $ | 626,067 |  |  | $ | 584,650 |
Pro forma net income | $ | 103,485 |  |  | $ | 113,284 |
Pro forma net income available for common stockholders | $ | 96,797 |  |  | $ | 105,769 |
Pro forma earnings per share - basic | $ | 1.03 |  |  | $ | 1.17 |
Pro forma earnings per share - diluted | $ | 1.02 |  |  | $ | 1.17 |
2013 Acquisitions [Member] |
Significant Acquisitions and Disposals [Line Items] |
Schedule of Purchase Price Allocation | The following table sets forth a summary of the fair value of the major assets acquired and liabilities assumed relating to the above-referenced acquisitions of a building in Orlando, FL and Nashville, TN and the 553,000 rentable square foot building in Atlanta, GA during 2013:
| Total Purchase Price Allocation
Real estate assets | $ | 445,396 |
Acquisition-related intangible assets (in deferred financing and leasing costs) | 50,595 |
Mortgages and notes payable | (127,891 | )
Acquisition-related below market lease liabilities (in accounts payable, accrued expenses and other liabilities) | (17,818 | )
Total allocation | $ | 350,282 |
Business Acquisition, Pro Forma Information | The following table sets forth the Company's revenues and net income, adjusted for interest expense, straight-line rental income, depreciation and amortization related to purchase price allocations, acquisition costs and equity in earnings of unconsolidated affiliates previously recognized as income assuming the above-referenced acquisitions of buildings in Orlando, FL, Nashville, TN and Atlanta, GA during 2013 had been completed as of January 1, 2012:
| Year Ended December 31,
| 2013
| (unaudited)
Pro forma revenues | $ | 538,890 |
Pro forma net income | $ | 121,754 |
Pro forma net income available for common stockholders | $ | 113,606 |
Pro forma earnings per share - basic | $ | 1.33 |
Pro forma earnings per share - diluted | $ | 1.33 |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463 + Details
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- Definition Tabular disclosure of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This table does not include leveraged buyouts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1486-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463 + Details
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