Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2020

Selected Quarterly Financial Information [Abstract]

Selected Quarterly Financial Data (Unaudited)

Note 16. Selected Quarterly Financial Data (Unaudited)

The table below sets forth selected unaudited financial data for each quarter of the years ended December 31, 2020 and December 31, 2019 (in millions, except per share amounts):

	Year Ended December 31, 2020								Year Ended December 31, 2019
	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		First Quarter		Second Quarter		Third Quarter		Fourth Quarter
Net revenues	$	998.0	$	1,086.3	$	1,138.2	$	1,222.6	$	1,001.7	$	1,102.5	$	1,133.1	$	1,208.1
Gross margin	579.3		619.6		657.8		717.0		582.3		636.8		678.4		719.3
Income before income taxes	28.3		86.1		111.6		39.2		44.5		77.8		118.1		174.0
Net income	$	20.4	$	61.2	$	145.4	$	30.8	$	31.1	$	46.2	$	99.3	$	168.4
Net income per share:(*)
Basic	$	0.06	$	0.18	$	0.44	$	0.09	$	0.09	$	0.13	$	0.29	$	0.50
Diluted	$	0.06	$	0.18	$	0.43	$	0.09	$	0.09	$	0.13	$	0.29	$	0.49

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(*)    Net income per share is computed independently. Therefore, the sum of the quarterly net income per share may not equal the total computed for the year or any cumulative interim period.