Segment information (Tables)

6 Months Ended

Jun. 27, 2021

Segment Reporting [Abstract]

Segment Results

The following tables present our segment results for the three and six months ended June 27, 2021 and June 28, 2020:

	Three Months Ended				Six Months Ended
	June 27, 2021		June 28, 2020		June 27, 2021		June 28, 2020
Americas	$	414,785	$	312,490	$	790,278	$	670,492
EMEA	157,129		131,643		298,382		287,767
Asia	80,603		67,069		144,293		120,198
OEM	60,956		55,832		114,445		119,219
Net revenues	$	713,473	$	567,034	$	1,347,398	$	1,197,676

	Three Months Ended				Six Months Ended
	June 27, 2021		June 28, 2020		June 27, 2021		June 28, 2020
Americas	$	105,379	$	47,539	$	188,981	$	188,507
EMEA	23,301		14,923		46,296		35,342
Asia	23,188		13,626		38,104		23,858
OEM	15,262		12,244		27,824		27,343
Total segment operating profit (1)	167,130		88,332		301,205		275,050
Unallocated expenses (2)	(38,510)		(49,522)		(69,151)		(79,154)
Income from continuing operations before interest and taxes	$	128,620	$	38,810	$	232,054	$	195,896

(1)Segment operating profit includes segment net revenues from external customers reduced by the segment's standard cost of goods sold, adjusted for fixed manufacturing cost absorption variances, selling, general and administrative expenses, research and development expenses and an allocation of corporate expenses. Corporate expenses are allocated among the segments in proportion to the respective amounts of one of several items (such as net revenues, numbers of employees, and amount of time spent), depending on the category of expense involved.

(2)Unallocated expenses primarily include manufacturing variances other than fixed manufacturing cost absorption variances, restructuring and impairment charges and gain on sale of assets.