Segment Information and Geographic Data (Tables)

6 Months Ended

Mar. 31, 2018

Segment Reporting [Abstract]

Summary Information by Reportable Segment

The following table shows information by reportable segment for the three- and six-month periods ended March 31, 2018 and April 1, 2017 (in millions):

	Three Months Ended				Six Months Ended
	March 31, 2018		April 1, 2017		March 31, 2018		April 1, 2017
Americas:
Net sales	$	24,841	$	21,157	$	60,034	$	53,125
Operating income	$	7,768	$	6,668	$	19,084	$	17,162
Europe:
Net sales	$	13,846	$	12,733	$	34,900	$	31,254
Operating income	$	4,259	$	3,851	$	11,152	$	9,587
Greater China:
Net sales	$	13,024	$	10,726	$	30,980	$	26,959
Operating income	$	4,963	$	4,224	$	11,871	$	10,400
Japan:
Net sales	$	5,468	$	4,485	$	12,705	$	10,251
Operating income	$	2,346	$	2,037	$	5,428	$	4,710
Rest of Asia Pacific:
Net sales	$	3,958	$	3,795	$	10,811	$	9,658
Operating income	$	1,278	$	1,309	$	3,853	$	3,538

Reconciliation of Segment Operating Income to Condensed Consolidated Statements of Operations

A reconciliation of the Company’s segment operating income to the Condensed Consolidated Statements of Operations for the three- and six-month periods ended March 31, 2018 and April 1, 2017 is as follows (in millions):

	Three Months Ended						Six Months Ended
	March 31, 2018			April 1, 2017			March 31, 2018			April 1, 2017
Segment operating income	$	20,614		$	18,089		$	51,388		$	45,397
Research and development expense	(3,378		)	(2,776		)	(6,785		)	(5,647		)
Other corporate expenses, net	(1,342		)	(1,216		)	(2,435		)	(2,294		)
Total operating income	$	15,894		$	14,097		$	42,168		$	37,456