Commitments and Contingencies - Collective Bargaining (Details)	3 Months Ended
	Mar. 28, 2020 employee agreement	Mar. 31, 2020 employee	Dec. 31, 2019 employee
Information related to Collective Bargaining Agreements
Number of employee	2,706
Covered under collective bargaining agreements
Information related to Collective Bargaining Agreements
Number of employee	1,671
Percentage of total employees covered under collective bargaining agreements	61.80%
Number of collective bargaining agreements expiring within one year | agreement	2
Covered under collective bargaining agreements | Collective Bargaining Agreement Covering Brooklyn Facility [Member]
Information related to Collective Bargaining Agreements
Number of employee			55
Collective bargaining agreements expiration period	4 years
Covered under collective bargaining agreements | Collective Bargaining Agreement Covering Roseland Facility [Member]
Information related to Collective Bargaining Agreements
Number of employee		50
Covered under collective bargaining agreements | Collective Bargaining Agreement Covering Ankey Facility Member
Information related to Collective Bargaining Agreements
Number of employee	275
Covered under collective bargaining agreements | Collective Bargaining Agreement Covering Terre Haute Facility Member
Information related to Collective Bargaining Agreements
Number of employee	95
Covered under collective bargaining agreements | Collective Bargaining Agreement Covering Stoughton Facility [Member]
Information related to Collective Bargaining Agreements
Number of employee	170
Collective bargaining agreements expiring with next 12 months
Information related to Collective Bargaining Agreements
Collective bargaining agreements expiration period	12 months