XML 41 R29.htm IDEA: XBRL DOCUMENT v3.20.2
Accounts Receivable, Net and Supplemental Balance-Sheet Information (Tables)
 9 Months Ended
Sep. 26, 2020
Accounts Receivable, Net and Supplemental Balance-Sheet Information [Abstract] [Abstract]  
Accounts receivable, net [Table Text Block]
Accounts receivable, net, consisted of the following:
Accounts receivable, netSeptember 26,
2020		December 31,
2019
Accounts receivable$199,749 $176,849 
Unbilled Receivables(1)
69,810 58,277 
 269,559 235,126 
Less allowances for doubtful accounts3,871 3,815 
Accounts receivable, net$265,688 $231,311 
Schedule of Other Current Assets [Table Text Block]
The following items comprise the amounts included in the balance sheets:
Other current assetsSeptember 26,
2020		December 31,
2019
Refundable income taxes$333 $339 
Prepaid expenses33,123 25,664 
Other593 984 
Total$34,049 $26,987 
Property, Plant and Equipment [Table Text Block]
Property and equipment, netSeptember 26,
2020		December 31,
2019
Land and land improvements$19,218 $19,270 
Buildings and leasehold improvements46,693 44,414 
Equipment622,205 604,211 
 688,116 667,895 
Less accumulated depreciation482,822 468,045 
Total$205,294 $199,850 
Schedule of Other Assets, Noncurrent [Table Text Block]
Other assets, noncurrentSeptember 26,
2020		December 31,
2019
Assets invested for self-insurance$15,359 $15,426 
Investment--cost-method affiliate1,258 1,314 
Other4,681 5,595 
Total$21,298 $22,335 
Accrued expenses [Table Text Block]
Accrued expensesSeptember 26,
2020		December 31,
2019
Employee compensation$29,642 $26,381 
Accrued compensated absences10,831 10,744 
Self-insured medical claims4,296 1,824 
Income tax payable10,451 6,420 
Customer advances, deposits1,528 1,674 
Taxes, other than income20,990 1,775 
Other2,483 3,613 
Total$80,221 $52,431 
Other current liabilities [Table Text Block]
Other current liabilitiesSeptember 26,
2020		December 31,
2019
Notes payable$338 $1,853 
Current portion of:
Lease liability-operating leases17,933 14,665 
Self-insurance reserve30,246 30,882 
Total$48,517 $47,400 
Other Noncurrent Liabilities [Table Text Block]
Other noncurrent liabilitiesSeptember 26,
2020		December 31,
2019
Pension and retirement plans$6,943 $6,552 
Deferred income taxes649 567 
Other3,751 5,149 
Total$11,343 $12,268