Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2020

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Data (Unaudited)

Our quarterly financial periods end on the Saturday closest to the last day of the calendar quarter, except

for the fourth quarter which ends on December 31.

	2020 Quarter Ended
(in millions, except per share amounts)	Dec. 31		Sept. 30 (a)		June 30		Mar. 31
Revenue	$	1,373	$	1,220	$	1,160	$	1,123
Gross profit	526		461		434		409
Operating income	179		73		54		61
Net income	$	148	$	37	$	31	$	38
Earnings per share:
Basic	$	0.82	$	0.20	$	0.17	$	0.21
Diluted	$	0.82	$	0.20	$	0.17	$	0.21

	2019 Quarter Ended
(in millions, except per share amounts)	Dec. 31		Sept. 30 (b)		June 30		Mar. 31
Revenue	$	1,371	$	1,296	$	1,345	$	1,237
Gross profit	537		509		526		474
Operating income	195		11		171		109
Net income	$	118	$	65	$	139	$	79
Earnings per share:
Basic	$	0.66	$	0.36	$	0.77	$	0.44
Diluted	$	0.65	$	0.36	$	0.77	$	0.43

(a)The amounts shown for the quarter ended September 30, 2020 include a goodwill impairment charge of $58 million related to the AIA goodwill reporting unit. Refer to Note 12 to the consolidated financial statements for further information regarding goodwill.

(b)The amounts shown for the quarter ended September 30, 2019 include a goodwill impairment charge of $148 million related to the AIA goodwill reporting unit. Refer to Note 12 to the consolidated financial statements for further information regarding goodwill.