v3.7.0.1
Guarantor Condensed Consolidating Financial Information - Condensed Consolidating Statement of Operations (Detail) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Oct. 02, 2016
Jul. 03, 2016
Apr. 03, 2016
Dec. 31, 2015
Sep. 27, 2015
Jun. 28, 2015
Mar. 29, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Condensed Statement Of Income Captions [Line Items]                      
Net sales $ 646.6 $ 676.2 $ 728.4 $ 739.5 $ 735.3 $ 746.6 $ 800.2 $ 765.2 $ 2,790.7 $ 3,047.3 $ 2,717.0
Cost of sales                 2,321.5 2,531.3 2,294.1
Gross profit 96.0 106.4 130.3 136.5 119.2 126.2 142.1 128.5 469.2 516.0 422.9
Selling, general and administrative expenses                 242.3 249.6 194.6
Goodwill impairment                 11.8
Acquisition costs                     13.0
Operating profit                 226.9 266.4 203.5
Interest expense, net                 103.5 107.5 99.9
Loss on debt extinguishment                   0.4 60.7
Other, net                 (11.9) (15.4) (11.3)
Other expense, net                 91.6 92.5 149.3
Income before tax                 135.3 173.9 54.2
Income tax expense (benefit)                 38.4 48.1 (19.1)
Income (loss) before from equity in subsidiaries                 96.9 125.8 73.3
Net income                 96.9 125.8 73.3
Income attributable to noncontrolling interest                 0.6 0.4 0.4
Net income attributable to stockholders $ 16.6 $ 19.3 $ 35.5 $ 24.9 $ 20.7 $ 28.2 $ 44.1 $ 32.4 96.3 125.4 72.9
Parent Company [Member]                      
Condensed Statement Of Income Captions [Line Items]                      
Other, net                 (4.3)    
Other expense, net                 (4.3)    
Income before tax                 4.3    
Income tax expense (benefit)                 1.1    
Income (loss) before from equity in subsidiaries                 3.2    
Earnings from equity in subsidiaries                 93.1 125.4 72.9
Net income                 96.3 125.4 72.9
Net income attributable to stockholders                 96.3 125.4 72.9
Issuer [Member]                      
Condensed Statement Of Income Captions [Line Items]                      
Interest expense, net                 98.7 102.2 22.3
Loss on debt extinguishment                   0.4  
Other, net                 (8.3) (8.2)  
Other expense, net                 90.4 94.4 22.3
Income before tax                 (90.4) (94.4) (22.3)
Income tax expense (benefit)                 (26.1) (30.9) (8.8)
Income (loss) before from equity in subsidiaries                 (64.3) (63.5) (13.5)
Earnings from equity in subsidiaries                 157.4 188.9 86.4
Net income                 93.1 125.4 72.9
Net income attributable to stockholders                 93.1 125.4 72.9
Guarantor Subsidiaries [Member]                      
Condensed Statement Of Income Captions [Line Items]                      
Net sales                 2,182.5 2,432.3 2,109.6
Cost of sales                 1,838.6 2,034.4 1,793.4
Gross profit                 343.9 397.9 316.2
Selling, general and administrative expenses                 197.5 205.5 157.2
Goodwill impairment                     11.8
Acquisition costs                     13.0
Operating profit                 146.4 192.4 134.2
Interest expense, net                 (3.6) (4.2) 67.4
Loss on debt extinguishment                     60.7
Other, net                 (4.3) (10.6) (16.3)
Other expense, net                 (7.9) (14.8) 111.8
Income before tax                 154.3 207.2 22.4
Income tax expense (benefit)                 44.5 56.2 (26.8)
Income (loss) before from equity in subsidiaries                 109.8 151.0 49.2
Earnings from equity in subsidiaries                 47.6 37.9 37.2
Net income                 157.4 188.9 86.4
Net income attributable to stockholders                 157.4 188.9 86.4
Non-Guarantor Subsidiaries [Member]                      
Condensed Statement Of Income Captions [Line Items]                      
Net sales                 752.4 739.7 723.7
Cost of sales                 627.1 621.6 617.0
Gross profit                 125.3 118.1 106.7
Selling, general and administrative expenses                 44.8 44.1 37.4
Operating profit                 80.5 74.0 69.3
Interest expense, net                 8.4 9.5 10.2
Other, net                 5.0 3.4 5.0
Other expense, net                 13.4 12.9 15.2
Income before tax                 67.1 61.1 54.1
Income tax expense (benefit)                 18.9 22.8 16.5
Income (loss) before from equity in subsidiaries                 48.2 38.3 37.6
Net income                 48.2 38.3 37.6
Income attributable to noncontrolling interest                 0.6 0.4 0.4
Net income attributable to stockholders                 47.6 37.9 37.2
Consolidation, Eliminations [Member]                      
Condensed Statement Of Income Captions [Line Items]                      
Net sales                 (144.2) (124.7) (116.3)
Cost of sales                 (144.2) (124.7) (116.3)
Earnings from equity in subsidiaries                 (298.1) (352.2) (196.5)
Net income                 (298.1) (352.2) (196.5)
Net income attributable to stockholders                 $ (298.1) $ (352.2) $ (196.5)