NET INCOME (LOSS) PER SHARE (Tables)

9 Months Ended

Sep. 26, 2021

Earnings Per Share [Abstract]

Schedule of net income (loss) and diluted common shares

Diluted common shares were calculated as follows:

	Thirteen weeks ended				Thirty-nine weeks ended
(in thousands, except per share data)	September 26, 2021		September 27, 2020		September 26, 2021		September 27, 2020
Net income (loss)	$	18,642	$	8,795	$	41,424	$	(149,867)
Weighted average number of common shares used in basic net income (loss) per common share	34,873		34,597		34,788		35,643
Dilutive effect of non-vested stock-based awards	602		307		467		—
Weighted average number of common shares used in diluted net income (loss) per common share	35,475		34,904		35,255		35,643
Net income (loss) per common share:
Basic	$	0.53	$	0.25	$	1.19	$	(4.20)
Diluted	$	0.53	$	0.25	$	1.17	$	(4.20)
Anti-dilutive shares	24		595		47		1,006