Earnings Per Share and Shareholders' Equity (Details) - USD ($)	1 Months Ended	3 Months Ended			9 Months Ended
	Oct. 31, 2015	Sep. 29, 2018		Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017	Oct. 31, 2018	Oct. 30, 2015
Numerator:
Net income (loss)		$ (67,500,000)		$ 44,500,000	$ 49,600,000	$ 46,400,000
Denominator:
Weighted average shares outstanding for basic EPS		137,400,000		141,300,000	138,500,000	142,500,000
Dilutive effect of share-based awards (in shares)		0	[1]	400,000	500,000	300,000
Weighted average shares outstanding for diluted EPS		137,400,000		141,700,000	139,000,000	142,800,000
Anti-dilutive share-based awards excluded from computation of diluted EPS		0		1,000,000	1,200,000	800,000
Share-based compensation arrangement by share-based payment award, options, exercises in period (in shares)		90,000		99,800	217,000	146,100
Stock repurchase program approved period, in years	3 years
Stock repurchase program, authorized amount								$ 2,000,000,000
Share price (in dollars per share)		$ 73.46		$ 71.73	$ 77.93	$ 71.72
Repurchase of equity amount		$ 135,000,000		$ 133,300,000	$ 400,000,000	$ 191,500,000
Common Stock
Denominator:
Stock repurchase program, number of shares repurchased		1,800,000		1,900,000.0	5,100,000	2,700,000.0
Subsequent Event
Denominator:
Stock repurchase program, authorized amount							$ 1,000,000,000

[1] * In the period of a net loss, diluted shares equal basic shares.