Earnings Per Share

The following table sets forth the computation of basic and diluted net income per share:



	Thirteen Weeks Ended				Thirty-nine Weeks Ended
	September 28, 2018		September 29, 2017		September 28, 2018		September 29, 2017
Net income per share:
Basic	$	0.14	$	0.11	$	0.40	$	0.19
Diluted	$	0.14	$	0.11	$	0.40	$	0.19
Weighted average common shares:
Basic	29,080,929		26,092,387		28,458,972		26,011,913
Diluted	29,743,851		27,387,619		29,619,703		26,063,655

Reconciliation of net income per common share:



	Thirteen Weeks Ended				Thirty-nine Weeks Ended
	September 28, 2018		September 29, 2017		September 28, 2018		September 29, 2017
Numerator:
Net income	$	4,157	$	2,851	$	11,520	$	4,883
Add effect of dilutive securities:
Interest on convertible notes, net of tax	26		134		358		—
Net income available to common shareholders	$	4,183	$	2,985	$	11,878	$	4,883
Denominator:
Weighted average basic common shares outstanding	29,080,929		26,092,387		28,458,972		26,011,913
Dilutive effect of unvested common shares	313,229		57,858		221,411		51,742
Dilutive effect of convertible notes	349,693		1,237,374		939,320		—
Weighted average diluted common shares outstanding	29,743,851		27,387,619		29,619,703		26,063,655

The following table presents potentially dilutive securities that have been excluded from the calculation of diluted net income per common share because the effect is anti-dilutive:



	Thirteen Weeks Ended		Thirty-nine Weeks Ended
	September 28, 2018	September 29, 2017	September 28, 2018	September 29, 2017
Restricted share awards (RSAs)	—	104,053	388	309,922
Stock options	—	201,878	—	209,071
Convertible subordinated notes	—	—	—	1,237,374