Accounts Receivable Factoring	9 Months Ended
Sep. 30, 2013
Text Block [Abstract]
Accounts Receivable Factoring	18. Accounts Receivable Factoring As a part of its working capital management, the Company sells certain receivables through third party financial institutions with and without recourse. The amount sold varies each month based on the amount of underlying receivables and cash flow needs of the Company. The Company continues to service the receivables. These are permitted transactions under the Company’s credit agreement and the indentures governing the Senior Notes and the Senior PIK Toggle Notes. At September 30, 2012 and 2013, the Company had $68,564 and $95,642, respectively, outstanding under receivable transfer agreements without recourse entered into by various locations. The total amount of accounts receivable factored were $256,033 and $347,473 for the nine months ended September 30, 2012 and 2013, respectively. Costs incurred on the sale of receivables were $421 and $720 for the three months ended September 30, 2012 and 2013, respectively, and $1,722 and $2,049 for the nine months ended September 30, 2012 and 2013, respectively. These amounts are recorded in other income (expense), net and interest expense, net of interest income in the condensed consolidated statements of comprehensive income. At September 30, 2012 and 2013, the Company had $11,296 and $13,727, respectively outstanding under receivable transfer agreements with recourse. The secured borrowings are recorded in debt payable within one year and receivables are pledged equal to the balance of the borrowings. The total amount of accounts receivable factored was $61,631 and $69,809 for the nine months ended September 30, 2012 and 2013, respectively. Costs incurred on the sale of receivables were $68 and $106 for the three months ended September 30, 2012 and 2013, respectively, and $275 and $327 for the nine months ended September 30, 2012 and 2013, respectively. These amounts are recorded in other income (expense), net and interest expense, net of interest income in the condensed consolidated statements of comprehensive income.

18. Accounts Receivable Factoring

As a part of its working capital management, the Company sells certain receivables through third party financial institutions with and without recourse. The amount sold varies each month based on the amount of underlying receivables and cash flow needs of the Company. The Company continues to service the receivables. These are permitted transactions under the Company’s credit agreement and the indentures governing the Senior Notes and the Senior PIK Toggle Notes.

At September 30, 2012 and 2013, the Company had $68,564 and $95,642, respectively, outstanding under receivable transfer agreements without recourse entered into by various locations. The total amount of accounts receivable factored were $256,033 and $347,473 for the nine months ended September 30, 2012 and 2013, respectively. Costs incurred on the sale of receivables were $421 and $720 for the three months ended September 30, 2012 and 2013, respectively, and $1,722 and $2,049 for the nine months ended September 30, 2012 and 2013, respectively. These amounts are recorded in other income (expense), net and interest expense, net of interest income in the condensed consolidated statements of comprehensive income.

At September 30, 2012 and 2013, the Company had $11,296 and $13,727, respectively outstanding under receivable transfer agreements with recourse. The secured borrowings are recorded in debt payable within one year and receivables are pledged equal to the balance of the borrowings. The total amount of accounts receivable factored was $61,631 and $69,809 for the nine months ended September 30, 2012 and 2013, respectively. Costs incurred on the sale of receivables were $68 and $106 for the three months ended September 30, 2012 and 2013, respectively, and $275 and $327 for the nine months ended September 30, 2012 and 2013, respectively. These amounts are recorded in other income (expense), net and interest expense, net of interest income in the condensed consolidated statements of comprehensive income.