Composition of Certain Financial Statement Captions (Tables)
3 Months Ended
Mar. 30, 2018
Balance Sheet Related Disclosures [Abstract]  
Schedule of Compensation and Other Employee Benefits
Compensation and other employee benefits are affected by short-term fluctuations in the timing of payments and were comprised of the following:
(In thousands)
 
March 30,
2018
 
December 31,
2017
Accrued salaries and wages
 
$
27,759

 
$
21,879

Accrued bonus
 
1,851

 
4,210

Accrued employee benefits
 
18,353

 
13,215

Total
 
$
47,963

 
$
39,304

Schedule of Other Accrued Liabilities
Other accrued liabilities were comprised of the following:
(In thousands)
 
March 30,
2018
 
December 31,
2017
Workers' compensation, auto and general liability reserve
 
$
4,486

 
$
4,615

Contract related reserves
 
10,233

 
7,426

Other accrued liabilities
 
13,854

 
7,168

Total
 
$
28,573

 
$
19,209