v3.3.1.900

Other Significant Events (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 USD ($) ft² | Dec. 31, 2014 USD ($) ft² | Dec. 31, 2013 USD ($) ft² | Jan. 31, 2014 ft²
Other Significant Noncash Transactions [Line Items] |  |  |  |
Net Rentable Area | ft² | 1,046,394 | 1,471,319 | 200,306 | 79,000
Lease termination fee |  | $ 5,700 |  |
Amortization of Intangible Assets | $ 33,947 | 41,155 | $ 47,395 |
Contract Termination [Member] |  |  |  |
Other Significant Noncash Transactions [Line Items] |  |  |  |
Amortization of Intangible Assets |  | $ 1,300 |  |

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