Net Income per Share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following table presents the computation of net income per share on a basic and diluted basis (shares in thousands):

	Quarter Ended
	March 31, 2018		April 1, 2017
Net income attributable to shareholders	$	139,094	$	114,737
Weighted-average shares outstanding - basic	87,955		89,262
Net effect of various dilutive stock-based compensation awards	1,080		1,279
Weighted-average shares outstanding - diluted	89,035		90,541
Net income per share:
Basic	$	1.58	$	1.29
Diluted (a)	$	1.56	$	1.27

(a) Stock-based compensation awards for the issuance of 415 and 244 for the first quarter of 2018 and 2017, respectively, were excluded from the computation of net income per share on a diluted basis as their effect was anti-dilutive.