XML 95 R34.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Accrued Expenses (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2011
Accrued Expenses | Accrued expenses consisted of the following at December 31, 2011 and 2010 (in thousands):
|  | 2011 |  |  | 2010 |
Salaries, wages, payroll taxes and benefits |  | $ | 58,692 |  |  | $ | 39,866 |
Workers’ compensation liability |  |  | 66,121 |  |  |  | 63,011 |
Property, sales, use and other taxes |  |  | 11,850 |  |  |  | 6,682 |
Insurance, other than workers’ compensation |  |  | 6,012 |  |  |  | 12,648 |
Accrued interest payable |  |  | 4,937 |  |  |  | 4,879 |
Deferred revenue — current |  |  | 7,229 |  |  |  | 10,220 |
2009 Performance Unit Awards |  |  | 3,640 |  |  |  | — |
Other |  |  | 6,148 |  |  |  | 10,009 |
|  | $ | 164,629 |  |  | $ | 147,315 |

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration