Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2020

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Data (Unaudited)

	Q1		Q2		Q3		Q4
2020
Revenue	$	450,923	$	482,015	$	466,414	$	524,337
Gross profit	219,368		252,200		228,914		246,531
Net earnings(1)	15,424		61,257		60,663		75,240
Earnings per share:
Basic earnings per share	$	0.12	$	0.47	$	0.46	$	0.57
Diluted earnings per share	$	0.11	$	0.47	$	0.46	$	0.57
2019
Revenue	$	444,736	$	481,998	$	471,248	$	489,044
Gross profit	233,861		233,408		229,747		232,370
Net earnings(2)	61,748		46,118		62,047		1,684
Earnings per share:
Basic earnings per share	$	0.46	$	0.34	$	0.46	$	0.01
Diluted earnings per share	$	0.45	$	0.34	$	0.46	$	0.01

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(1)    Net earnings for the third quarter of 2020 includes $9.1 million of loss on debt extinguishment due to the redemption of our 2021 Notes and for the fourth quarter of 2020 includes discrete tax expense of $18.3 million.

(2)    Net earnings for the fourth quarter of 2019 includes discrete tax expense of $24.4 million and $13.7 million of asset impairment charges associated with the Company's restructuring of the OTS business.

The sum of the quarterly earnings per share does not always equal the annual earnings per share as a result of the computation of quarterly versus annual average shares outstanding.