Quarterly report pursuant to Section 13 or 15(d)

Revenue - Narrative (Details)

v3.20.1
Revenue - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Mar. 29, 2020
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]      
Remaining performance obligation $ 369.4    
Revenue recognized included in contract liability balance 8.7 $ 8.2  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-03-29      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]      
Remaining performance obligation $ 268.1    
Period of recognition 9 months    
Aerospace Segment | Subsequent Event      
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]      
Revenue, remaining performance obligation, provision for loss     $ 3.0
Revenue, remaining performance obligation, provision for loss     $ 3.0