Summary of Significant Accounting Policies	9 Months Ended
Sep. 30, 2017
Accounting Policies [Abstract]
Summary of Significant Accounting Policies	Summary of Significant Accounting Policies Basis of Presentation The accompanying condensed consolidated financial statements were prepared in accordance with accounting principles generally accepted in the United States (“GAAP”). The condensed consolidated financial statements include the financial position and results of operations of the Company and its consolidated subsidiaries. All significant intercompany transactions and balances have been eliminated in consolidation. In the opinion of management, the condensed consolidated financial statements reflect all adjustments, consisting of normal recurring accruals, which are necessary for the fair presentation of the financial condition and results of operations for the interim periods presented. The accompanying condensed consolidated financial statements were prepared in accordance with the requirements for interim financial information. Accordingly, these interim financial statements have not been audited and exclude certain disclosures required for annual financial statements. Also, the operating results presented for interim periods are not necessarily indicative of the results that may be expected for any other interim period or for the entire year. These interim financial statements should be read in conjunction with the audited consolidated financial statements of the Company included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2016. Use of Estimates The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the amounts reported and disclosed. Such estimates are based on management’s historical experience and best judgment after considering past, current and expected events and economic conditions. Actual results could differ from management’s estimates. Significant Accounting Policies The accompanying condensed consolidated financial statements were prepared on the basis of the accounting principles described in the Company’s Annual Report on Form 10-K for the year ended December 31, 2016. Recent Accounting Pronouncements On May 28, 2014, the Financial Accounting Standards Board ("FASB") issued a new standard that provides a single, comprehensive model for recognizing revenue from contracts with customers. The new standard requires additional disclosures about the Company's revenue recognition and could change the way the Company recognizes revenue from construction and development contracts with third party customers. Management is currently reviewing the Company's existing construction contracts to assess the potential impacts of the new standard. A substantial portion of the Company's revenue consists of rental revenues from leasing arrangements, such as base rent, which is specifically excluded from the revenue guidance. Non-lease components, such as tenant reimbursements for common area maintenance, will be subject to the revenue guidance. The Company does not expect the new standard to have a material impact on the measure and recognition of gains and losses on the sale of properties. The new standard will be effective for the Company on January 1, 2018. The Company plans to adopt the new standard using the full retrospective method. On February 25, 2016, the FASB issued a new lease standard that requires lessees to recognize most leases in their balance sheets as lease liabilities with corresponding right-of-use assets. The new standard also makes targeted changes to lessor accounting. The new standard will be effective for the Company on January 1, 2019 and requires a modified retrospective transition approach for all leases existing at, or entered into after, the beginning of the earliest comparative period presented, with an option to use certain transition relief. Management is currently evaluating the potential impact of the new standard on the Company’s consolidated financial statements. On March 30, 2016, the FASB issued new guidance that changed the accounting for certain aspects of share-based payments to employees. Entities are required to recognize the income tax effects of awards in the income statement when the awards vest or are settled, and the Company is allowed to account for forfeitures as they occur. The Company adopted the guidance on January 1, 2017 and it did not have a material impact on the Company’s consolidated financial statements. On August 26, 2016, the FASB issued new guidance that addresses eight classification issues related to the statement of cash flows. Early adoption is permitted, including adoption in an interim period. This guidance should be applied retrospectively to each period presented. This new guidance will be effective for the Company on January 1, 2018. Management is currently evaluating the potential impact of the new guidance on the Company’s consolidated financial statements. On February 22, 2017, the FASB issued new guidance that clarifies the scope and application of guidance on sales or transfers of nonfinancial assets and in substance nonfinancial assets to customers, including partial sales. The new guidance applies to all nonfinancial assets, including real estate, and defines an in substance nonfinancial asset. The new guidance will be effective for the Company on January 1, 2018, with early adoption permitted. Management is currently evaluating the potential impact of the new standard on the Company’s consolidated financial statements. On August 28, 2017, the FASB issued new guidance that simplifies some of the requirements relating to accounting for derivatives and hedging. The new guidance eliminates the requirement to separately measure and report hedge ineffectiveness for a highly effective hedge and also simplifies certain documentation and assessment requirements relating to the determination of hedge effectiveness. The new guidance will be effective for the Company on January 1, 2019, with early adoption permitted. The Company does not currently have any derivatives designated as hedging instruments for accounting purposes. The application of this guidance to future hedging relationships could reduce or eliminate the gains and losses that would otherwise be recorded for these derivative instruments.

Summary of Significant Accounting Policies

Basis of Presentation

The accompanying condensed consolidated financial statements were prepared in accordance with accounting principles generally accepted in the United States (“GAAP”).

The condensed consolidated financial statements include the financial position and results of operations of the Company and its consolidated subsidiaries. All significant intercompany transactions and balances have been eliminated in consolidation.

In the opinion of management, the condensed consolidated financial statements reflect all adjustments, consisting of normal recurring accruals, which are necessary for the fair presentation of the financial condition and results of operations for the interim periods presented.

The accompanying condensed consolidated financial statements were prepared in accordance with the requirements for interim financial information. Accordingly, these interim financial statements have not been audited and exclude certain disclosures required for annual financial statements. Also, the operating results presented for interim periods are not necessarily indicative of the results that may be expected for any other interim period or for the entire year. These interim financial statements should be read in conjunction with the audited consolidated financial statements of the Company included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2016.

Use of Estimates

The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the amounts reported and disclosed. Such estimates are based on management’s historical experience and best judgment after considering past, current and expected events and economic conditions. Actual results could differ from management’s estimates.

Significant Accounting Policies

The accompanying condensed consolidated financial statements were prepared on the basis of the accounting principles described in the Company’s Annual Report on Form 10-K for the year ended December 31, 2016.

Recent Accounting Pronouncements

On May 28, 2014, the Financial Accounting Standards Board ("FASB") issued a new standard that provides a single, comprehensive model for recognizing revenue from contracts with customers. The new standard requires additional disclosures about the Company's revenue recognition and could change the way the Company recognizes revenue from construction and development contracts with third party customers. Management is currently reviewing the Company's existing construction contracts to assess the potential impacts of the new standard. A substantial portion of the Company's revenue consists of rental revenues from leasing arrangements, such as base rent, which is specifically excluded from the revenue guidance. Non-lease components, such as tenant reimbursements for common area maintenance, will be subject to the revenue guidance. The Company does not expect the new standard to have a material impact on the measure and recognition of gains and losses on the sale of properties. The new standard will be effective for the Company on January 1, 2018. The Company plans to adopt the new standard using the full retrospective method.

On February 25, 2016, the FASB issued a new lease standard that requires lessees to recognize most leases in their balance sheets as lease liabilities with corresponding right-of-use assets. The new standard also makes targeted changes to lessor accounting. The new standard will be effective for the Company on January 1, 2019 and requires a modified retrospective transition approach for all leases existing at, or entered into after, the beginning of the earliest comparative period presented, with an option to use certain transition relief. Management is currently evaluating the potential impact of the new standard on the Company’s consolidated financial statements.

On March 30, 2016, the FASB issued new guidance that changed the accounting for certain aspects of share-based payments to employees. Entities are required to recognize the income tax effects of awards in the income statement when the awards vest or are settled, and the Company is allowed to account for forfeitures as they occur. The Company adopted the guidance on January 1, 2017 and it did not have a material impact on the Company’s consolidated financial statements.

On August 26, 2016, the FASB issued new guidance that addresses eight classification issues related to the statement of cash flows. Early adoption is permitted, including adoption in an interim period. This guidance should be applied retrospectively to each period presented. This new guidance will be effective for the Company on January 1, 2018. Management is currently evaluating the potential impact of the new guidance on the Company’s consolidated financial statements.

On February 22, 2017, the FASB issued new guidance that clarifies the scope and application of guidance on sales or transfers of nonfinancial assets and in substance nonfinancial assets to customers, including partial sales. The new guidance applies to all nonfinancial assets, including real estate, and defines an in substance nonfinancial asset. The new guidance will be effective for the Company on January 1, 2018, with early adoption permitted. Management is currently evaluating the potential impact of the new standard on the Company’s consolidated financial statements.

On August 28, 2017, the FASB issued new guidance that simplifies some of the requirements relating to accounting for derivatives and hedging. The new guidance eliminates the requirement to separately measure and report hedge ineffectiveness for a highly effective hedge and also simplifies certain documentation and assessment requirements relating to the determination of hedge effectiveness. The new guidance will be effective for the Company on January 1, 2019, with early adoption permitted. The Company does not currently have any derivatives designated as hedging instruments for accounting purposes. The application of this guidance to future hedging relationships could reduce or eliminate the gains and losses that would otherwise be recorded for these derivative instruments.