Segment Data and Disaggregated Revenue - Geographic Distribution Of The Company's Net Revenues And Operating Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Net revenues	$ 930,240	$ 1,204,722
Total operating income (loss)	(558,180)	35,259
Interest expense, net	(5,960)	(4,238)
Other income (expense), net	1,534	(667)
Income (loss) before income taxes	(562,606)	30,354
North America
Segment Reporting Information [Line Items]
Net revenues	608,980	843,249
Total operating income (loss)	(3,773)	160,273
EMEA
Segment Reporting Information [Line Items]
Net revenues	137,904	134,104
Total operating income (loss)	3,704	12,218
Asia-Pacific
Segment Reporting Information [Line Items]
Net revenues	95,686	144,285
Total operating income (loss)	(36,841)	19,803
Latin America
Segment Reporting Information [Line Items]
Net revenues	53,088	49,188
Total operating income (loss)	(48,184)	(359)
Connected Fitness
Segment Reporting Information [Line Items]
Net revenues	32,794	30,104
Total operating income (loss)	3,700	1,069
Corporate Other
Segment Reporting Information [Line Items]
Net revenues	1,788	3,792
Total operating income (loss)	$ (476,786)	$ (157,745)