Earnings Per Share

12 Months Ended

Dec. 30, 2017

Earnings Per Share [Abstract]

Earnings Per Share

10. Earnings Per Share

Basic earnings per share (“EPS”) are calculated utilizing the weighted average number of common shares outstanding during the periods presented. Diluted EPS is calculated utilizing the weighted average number of common shares outstanding during the periods presented adjusted for the effect of dilutive common stock equivalents.

The following table sets forth the computation of basic and diluted EPS for the fiscal years ended:

	December 30,		December 31,		January 2,
	2017		2016		2016
Numerator:
Net income attributable to
Weight Watchers International, Inc.	$	163,514	$	67,699	$	32,945
Denominator:
Weighted average shares of common stock    outstanding		64,329		63,742		58,369
Effect of dilutive common stock equivalents		3,919		2,155		597
Weighted average diluted common shares    outstanding		68,248		65,897		58,966
Earnings per share attributable to Weight    Watchers International, Inc.
Basic	$	2.54	$	1.06	$	0.56
Diluted	$	2.40	$	1.03	$	0.56

The number of anti-dilutive common stock equivalents excluded from the calculation of the weighted average number of common shares for diluted EPS was 1,427, 1,536 and 1,699 for the fiscal years ended December 30, 2017, December 31, 2016 and January 2, 2016, respectively.