Interim Financial Information (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

(In thousands, except per share data - unaudited)	QUARTER ENDED
2019	March 31,			June 30,			September 30,			December 31,
Net sales	$	223,419		$	235,858		$	235,774		$	232,913
Gross profit	61,455			65,066			67,585			67,961
Loss before income taxes	(11,936		)	(10,642		)	(4,741		)	(16,706		)
Net loss	(13,886		)	(12,717		)	(8,041		)	(18,683		)
Net loss per share—basic	(0.42		)	(0.38		)	(0.24		)	(0.56		)
Net loss per share—assuming dilution *	(0.42		)	(0.38		)	(0.24		)	(0.56		)
2018	March 31,			June 30,			September 30,			December 31,
Net sales	$	237,060		$	246,152		$	244,559		$	244,576
Gross profit	66,517			67,346			65,589			68,224
Loss from before income taxes	(11,758		)	(13,568		)	(8,226		)	(550		)
Net loss	(14,108		)	(16,543		)	(12,026		)	(1,245		)
Net loss per share—basic	(0.43		)	(0.50		)	(0.36		)	(0.04		)
Net loss per share—assuming dilution *	(0.43		)	(0.50		)	(0.36		)	(0.04		)

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* Net earnings (loss) per share assuming dilution calculated utilizing weighted average shares outstanding - basic in periods in which there is a net loss.