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Acquisitions (Pro Forma) (Details) (HCT [Member], USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 12 Months Ended |
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Dec. 31, 2011
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Dec. 31, 2011
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HCT [Member]
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| Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] | ||
| Revenue since acquisition date, actual | $ 1,270 | |
| Earnings since acquisition date, actual | (58) | |
| Pro forma revenue (unaudited) | 206,968 | |
| Pro forma earnings (unaudited) | $ 37,534 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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