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Condensed Consolidated Statements of Income and Comprehensive Income Parentheticals (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2009
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| Depreciation and amortization | $ 538,835 | $ 449,732 | $ 377,856 |
| Unrealized gain (loss) on available-for-sale securities, taxes | 134 | 242 | 294 |
| Unrealized gain (loss) on cash flow hedging derivatives, taxes | (13,975) | (4,879) | (9,521) |
| Reclassification adjustment for sale of available-for-sale securities included in net income, taxes | 191 | 227 | 250 |
| Reclassification adjustment on cash flow hedging derivatives included in net income, taxes | (9,059) | (11,526) | (21,247) |
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Cost of Service [Member]
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| Depreciation and amortization | 463,624 | 393,721 | 332,319 |
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Selling, General and Administrative Expense [Member]
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| Depreciation and amortization | $ 75,211 | $ 56,011 | $ 45,537 |
| X | ||||||||||
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- Definition
The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Tax effect on the reclassification adjustment for gains or losses realized upon the sale of securities during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Tax effect on reclassification adjustment for accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Tax effect on the change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Tax effect on gross appreciation or the gross loss in value of the total of unsold securities during the period being reported on. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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