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Segment Information - Schedule of Net Sales (Revenue), Gross Profit, and Operating Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 26, 2021	Jun. 27, 2020	Jun. 26, 2021	Jun. 27, 2020
Segment Reporting Information [Line Items]
Net sales	$ 1,326,905	$ 869,867	$ 2,399,232	$ 1,725,975
Gross profit	780,851	515,430	1,422,407	1,022,370
Operating income (loss)	371,172	188,389	620,831	365,872
Fitness Segment [Member]
Segment Reporting Information [Line Items]
Net sales	413,201	294,642	721,326	518,242
Gross profit	225,192	156,817	398,737	269,142
Operating income (loss)	116,966	71,981	190,702	102,992
Outdoor Segment [Member]
Segment Reporting Information [Line Items]
Net sales	323,405	206,200	579,859	381,302
Gross profit	208,158	133,189	379,833	245,447
Operating income (loss)	122,056	67,414	215,085	114,581
Aviation Segment [Member]
Segment Reporting Information [Line Items]
Net sales	180,832	126,140	354,721	314,739
Gross profit	131,934	92,036	258,116	230,844
Operating income (loss)	50,810	15,566	95,679	74,887
Marine Segment [Member]
Segment Reporting Information [Line Items]
Net sales	261,790	157,827	471,163	320,832
Gross profit	152,609	93,470	273,989	187,680
Operating income (loss)	89,752	43,553	151,315	83,712
Auto Segment [Member]
Segment Reporting Information [Line Items]
Net sales	147,677	85,058	272,163	190,860
Gross profit	62,958	39,918	111,732	89,257
Operating income (loss)	(8,412)	(10,125)	(31,950)	(10,300)
Auto Segment [Member] | Consumer Auto Subsegment [Member]
Segment Reporting Information [Line Items]
Net sales	86,278	55,270	148,673	114,283
Gross profit	42,261	26,917	74,225	55,029
Operating income (loss)	15,684	4,237	24,084	7,450
Auto Segment [Member] | Auto OEM Subsegment [Member]
Segment Reporting Information [Line Items]
Net sales	61,399	29,788	123,490	76,577
Gross profit	20,697	13,001	37,507	34,228
Operating income (loss)	$ (24,096)	$ (14,362)	$ (56,034)	$ (17,750)

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