Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 01, 2016	Jul. 03, 2015	Jul. 01, 2016	Jul. 03, 2015
Income Statement [Abstract]
Net sales	$ 990.0	$ 1,113.4	$ 1,964.0	$ 2,284.5
Cost of sales	873.8	990.2	1,741.7	2,047.6
Gross profit	116.2	123.2	222.3	236.9
Selling, general and administrative expenses	55.6	97.8	144.5	195.3
Goodwill impairment charge	0.0	0.0	1.6	0.0
Intangible asset impairment charges	2.5	1.7	2.8	1.7
Operating income (loss)	58.1	23.7	73.4	39.9
Other income (expense)	9.1	(6.0)	7.7	(31.8)
Interest income (expense):
Interest expense	(22.7)	(25.3)	(44.2)	(49.7)
Interest income	0.3	0.5	0.6	1.0
Interest income (expense), total	(22.4)	(24.8)	(43.6)	(48.7)
Income (loss) before income taxes	44.8	(7.1)	37.5	(40.6)
Income tax (provision) benefit	(11.4)	5.5	(12.2)	4.1
Equity in net earnings of affiliated companies	0.3	0.0	0.4	0.2
Net income (loss) from continuing operations	33.7	(1.6)	25.7	(36.3)
Net income (loss) from discontinued operations, net of tax	(5.4)	(6.8)	(1.8)	(13.0)
Net income (loss) including noncontrolling interest	28.3	(8.4)	23.9	(49.3)
Less: net income (loss) attributable to noncontrolling interest	(1.5)	(1.5)	(1.2)	(4.3)
Net income (loss) attributable to Company common shareholders	$ 29.8	$ (6.9)	$ 25.1	$ (45.0)
Earnings (loss) per share - Net income (loss) from continuing operations attributable to Company common shareholders per common share
Earnings (loss) per common share-basic (per share)	$ 0.71	$ (0.03)	$ 0.54	$ (0.72)
Earnings (loss) per common share-assuming dilution (per share)	0.68	(0.03)	0.52	(0.72)
Earnings (loss) per share - Net income (loss) from discontinued operations attributable to Company common shareholders per common share
Earnings (loss) per common share-basic (per share)	(0.11)	(0.11)	(0.03)	(0.20)
Earnings (loss) per common share-assuming dilution (per share)	(0.11)	(0.11)	(0.03)	(0.20)
Earnings (loss) per common share-basic (per share)	0.60	(0.14)	0.51	(0.92)
Earnings (loss) per common share - assuming dilution (per share)	0.57	(0.14)	0.48	(0.92)
Dividends per common share (per share)	$ 0.18	$ 0.18	$ 0.36	$ 0.36
Comprehensive income (loss):
Net income (loss)	$ 28.3	$ (8.4)	$ 23.9	$ (49.3)
Currency translation gain (loss)	(0.3)	(13.6)	31.2	(58.2)
Defined benefit plan adjustments, net of tax of $0.9 million and $1.8 million in the three and six months ended July 1, 2016 and $1.0 million and $2.5 million in the three and six months ended July 3, 2015	1.3	1.8	2.6	4.8
Comprehensive income (loss), net of tax	29.3	(20.2)	57.7	(102.7)
Comprehensive income (loss) attributable to noncontrolling interest, net of tax	(1.8)	(2.3)	(1.3)	(8.7)
Comprehensive income (loss) attributable to Company common shareholders, net of tax	$ 31.1	$ (17.9)	$ 59.0	$ (94.0)