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Segment Information (Income Loss Before Provision for Income Tax of Reportable Segments) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Income Loss From Continuing Operations Before Provision For Income Tax Segment | $ 231,815 | $ 201,695 | $ 731,790 | $ 405,764
US Traditional Segment Reporting Information [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Income Loss From Continuing Operations Before Provision For Income Tax Segment | 77,833 | 85,038 | 222,793 | 254,794
US Non-Traditional Segment Reporting Information [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Income Loss From Continuing Operations Before Provision For Income Tax Segment | 77,500 | 21,051 | 256,098 | 199,611
Canada Segment Reporting Information [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Income Loss From Continuing Operations Before Provision For Income Tax Segment | 25,044 | 41,869 | 80,128 | 113,836
EMEA [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Income Loss From Continuing Operations Before Provision For Income Tax Segment | 45,176 | 39,664 | 121,703 | 62,576
Asia Pacific [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Income Loss From Continuing Operations Before Provision For Income Tax Segment | 20,413 | 18,779 | 81,652 | (250,324)
Corporate and Other [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Income Loss From Continuing Operations Before Provision For Income Tax Segment | $ (14,151) | $ (4,706) | $ (30,584) | $ 25,271

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