Accounts Receivable, Net and Supplemental Balance-Sheet Information

9 Months Ended

Sep. 29, 2012

Accounts Receivable, Net and Supplemental Balance Sheet Information [Abstract]

Accounts receivable net and supplemental balance-sheet information [Text Block]

Accounts Receivable, Net and Supplemental Balance-Sheet Information

The following comprise accounts receivable, net, and other:

Accounts receivable, net	September 29, 2012		December 31, 2011
Accounts receivable	$	102,278	$	82,076
Receivables under contractual arrangements	18,855		11,194
	121,133		93,270
Less allowances for doubtful accounts	2,739		2,475
Accounts receivable, net	$	118,394	$	90,795

C. Accounts Receivable, Net and Supplemental Balance-Sheet Information (continued)

Receivables under contractual arrangements consist of work-in-process in accordance with the terms of contracts, primarily with utility services customers.

The following comprise the amounts included in the balance sheet:

	September 29, 2012		December 31, 2011
Other liabilities, current
Current portion of long-term debt	$	9,710	$	5,837
Self insurance accruals	26,251		26,793
Total	$	35,961	$	32,630