STOCKHOLDERS' EQUITY AND NET LOSS PER SHARE - Narrative (Details) - shares	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock, shares outstanding (in shares)	901,000,000	900,000,000	101,000,000	101,000,000
Common stock, shares issued (in shares)	901,000,000	900,000,000
Common stock, shares authorized (in shares)	3,508,000,000	3,508,000,000
Preferred stock, shares outstanding (in shares)	0	0
Preferred stock, shares authorized (in shares)	10,000,000	10,000,000
Common Class A
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock, shares outstanding (in shares)	893,000,000	892,000,000
Common stock, shares issued (in shares)	893,000,000	892,000,000
Common stock, shares authorized (in shares)	3,500,000,000	3,500,000,000
Common Class B
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock, shares outstanding (in shares)	8,000,000	8,000,000
Common stock, shares issued (in shares)	8,000,000	8,000,000
Common stock, shares authorized (in shares)	8,000,000	8,000,000