Accounts Receivable, Net and Supplemental Balance-Sheet and Operating Information (Tables)

9 Months Ended

Oct. 03, 2015

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

Accounts receivable, net [Table Text Block]

Accounts receivable, net, consisted of the following:

Accounts receivable, net	October 3, 2015		December 31, 2014
Accounts receivable	$	109,895	$	98,657
Receivables under contractual arrangements	28,773		15,362
	138,668		114,019
Less allowances for doubtful accounts	3,100		2,421
Accounts receivable, net	$	135,568	$	111,598

Accrued expenses [Table Text Block]

Accrued expenses	October 3, 2015		December 31, 2014
Employee compensation	$	20,268	$	19,195
Accrued compensated absences	9,002		8,034
Self-insured medical claims	1,450		2,722
Customer advances, deposits	782		2,030
Taxes, other than income	3,140		2,054
Other	357		890
Total	$	34,999	$	34,925

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

Other nonoperating income (expense), net, included in the statements of operations follows:

	Three Months Ended						Nine Months Ended
	October 3, 2015			September 27, 2014			October 3, 2015			September 27, 2014
Other nonoperating income (expense), net	$	(2,068	)	$	(1,112	)	$	(3,776	)	$	(2,417	)