Summary of Significant Accounting Policies - Equity Method Investment (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2023	Dec. 31, 2021	Dec. 31, 2020	Mar. 02, 2020
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments	$ 732	$ (2,042)	$ 1,255	$ (7,246)
Net revenues	1,300,945	$ 5,903,636	5,683,466	4,474,667
Japanese Licensee
Schedule of Equity Method Investments [Line Items]
Ownership percentage		29.50%
Income (loss) from equity method investments	900	$ (2,500)	1,800	3,500
Investment	2,700	300	1,800
Japanese Licensee | Licensing Receivable
Schedule of Equity Method Investments [Line Items]
Accounts receivable, net	8,900	7,600	17,100
UA Sports (Thailand) Co., Ltd
Schedule of Equity Method Investments [Line Items]
Ownership percentage					49.50%
Income (loss) from equity method investments	(200)	800	(600)	(1,100)
Investment	5,700	5,900	5,000
Japanese Licensee | License
Schedule of Equity Method Investments [Line Items]
Net revenues	$ 9,900	$ 36,800	$ 42,400	$ 40,100