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Operating Segments and Concentrations of Credit Risk (Geographic Information) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2013
|
Sep. 30, 2013
|
Jun. 30, 2013
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Mar. 31, 2013
|
Dec. 31, 2012
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
|
| Net revenues | $ 798,419 | $ 748,977 | $ 734,928 | $ 740,060 | $ 674,087 | $ 621,337 | $ 585,511 | $ 551,745 | $ 3,022,384 | $ 2,432,680 | $ 2,032,729 |
| United States long-lived assets | 17,921,968 | 12,979,184 | 17,921,968 | 12,979,184 | |||||||
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United States [Member]
|
|||||||||||
| Net revenues | 2,862,397 | 2,283,088 | 1,902,536 | ||||||||
| United States long-lived assets | 17,670,665 | 12,730,337 | 17,670,665 | 12,730,337 | |||||||
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Australia [Member]
|
|||||||||||
| Net revenues | 156,633 | 146,344 | 126,214 | ||||||||
| United States long-lived assets | 235,493 | 232,099 | 235,493 | 232,099 | |||||||
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Other Countries [Member]
|
|||||||||||
| Net revenues | 3,354 | 3,248 | 3,979 | ||||||||
| United States long-lived assets | $ 15,810 | $ 16,748 | $ 15,810 | $ 16,748 | |||||||