Supplemental Cash Flow Information (Details) (USD $) | 9 Months Ended | |
|---|---|---|
Sep. 30, 2011 | Sep. 30, 2010 | |
| Cash paid for interest | $ 183,728,000 | $ 160,741,000 |
| Cash paid for income taxes | 4,113,000 | 2,359,000 |
| Non-cash investing and financing activities | ||
| Accrued purchases of property and equipment | 136,500,000 | 71,100,000 |
| Assets acquired under capital lease obligations | 25,000,000 | 23,600,000 |
| Equipment returned for credit applicable for additional equipment | 19,900,000 | |
| Noncash acquisition of intangible assets | $ 22,000,000 | |
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- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The increase during the period in capital lease obligations due to entering into new capital leases. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Value of property contributed in noncash investing and financing activities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of cash paid for interest during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of intangibles that an Entity acquires in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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