v3.22.0.1
Summary of Significant Accounting Policies - Narrative (Details)
 1 Months Ended 12 Months Ended
Dec. 14, 2020
USD ($)
$ / shares
shares
Oct. 26, 2020
Jun. 30, 2019
shares
Dec. 31, 2021
USD ($)
reportingUnit
segment
shares
Dec. 31, 2020
USD ($)
shares
Dec. 31, 2019
USD ($)
shares
Nov. 30, 2020
shares
Jan. 01, 2019
USD ($)
Dec. 31, 2018
shares
Subsidiary, Sale of Stock [Line Items]                  
Stock split, conversion ratio   0.5              
Temporary equity outstanding (in shares) | shares       0 0 239,624,000     239,624,000
Stock-based compensation expense       $ 898,830,000 $ 3,001,948,000 $ 97,547,000      
Shares withheld for tax withholding obligation (in shares) | shares 24,200,000                
Taxes paid related to net share settlement of equity awards $ 1,600,000,000     $ 53,955,000 1,650,454,000 0      
Common stock authorized (in shares) | shares 4,736,000,000                
Number of operating segments | segment       1          
Number of reportable segments | segment       1          
Operating lease right-of-use assets       $ 272,036,000 384,068,000        
Operating lease liabilities       435,962,000          
Accumulated deficit       $ (6,357,741,000) (6,005,707,000)        
Number of reporting units | reportingUnit       1          
Long-lived asset impairment charge       $ 112,500,000 35,800,000 0      
Number of days, long-term stay, minimum       28 days          
Advance notice period required for cancellation       30 days          
Referral coupon liability       $ 0 0        
Estimate for variable consideration       0 0        
Bad debt expense       27,285,000 107,685,000 77,053,000      
Advertising expense       542,100,000 176,000,000 712,600,000      
Reclassified from accumulated other comprehensive income (loss)       0 0 0      
Cumulative translation gain (loss)       2,800,000 (3,100,000)        
Net realized and unrealized gains (losses) on foreign currency transactions and balances       $ (5,100,000) $ 31,500,000 $ (4,800,000)      
Award contractual term       10 years          
Cumulative Effect, Period of Adoption, Adjustment                  
Subsidiary, Sale of Stock [Line Items]                  
Operating lease right-of-use assets               $ 340,200,000  
Operating lease liabilities               366,000,000  
Accumulated deficit               $ 22,200,000  
Minimum                  
Subsidiary, Sale of Stock [Line Items]                  
Intangible assets, estimated useful life       1 year          
Maximum                  
Subsidiary, Sale of Stock [Line Items]                  
Intangible assets, estimated useful life       10 years          
Performance Shares                  
Subsidiary, Sale of Stock [Line Items]                  
Stock-based compensation expense $ 2,800,000,000                
Common Class A                  
Subsidiary, Sale of Stock [Line Items]                  
Sale of stock, aggregate net proceeds $ 3,700,000,000                
Common stock authorized (in shares) | shares 2,000,000,000     2,000,000,000 2,000,000,000        
Common stock issued (in shares) | shares       364,500,000 115,500,000        
Common Class A | Discounts And Commissions                  
Subsidiary, Sale of Stock [Line Items]                  
Stock issuance costs $ 79,300,000                
Common Class A | Offering Expense                  
Subsidiary, Sale of Stock [Line Items]                  
Stock issuance costs $ 9,800,000                
Common Class A | IPO                  
Subsidiary, Sale of Stock [Line Items]                  
Sale of stock (in shares) | shares 50,000,000                
Sale of stock (USD per share) | $ / shares $ 68.00                
Common Class A | Over-Allotment Option                  
Subsidiary, Sale of Stock [Line Items]                  
Sale of stock (in shares) | shares 5,000,000                
Sale of stock (USD per share) | $ / shares $ 68.00                
Common Class B                  
Subsidiary, Sale of Stock [Line Items]                  
Conversion of convertible securities (in shares) | shares 240,910,588   144,986            
Common stock authorized (in shares) | shares 710,000,000     710,000,000 710,000,000        
Common stock issued (in shares) | shares       269,024,000 483,697,000        
Common Class C                  
Subsidiary, Sale of Stock [Line Items]                  
Common stock authorized (in shares) | shares 2,000,000,000     2,000,000,000 2,000,000,000        
Common stock issued (in shares) | shares       0 0        
Common Class H                  
Subsidiary, Sale of Stock [Line Items]                  
Common stock authorized (in shares) | shares 26,000,000     26,000,000 26,000,000        
Common stock issued (in shares) | shares       9,200,000 9,200,000   9,200,000    
Redeemable convertible preferred stock                  
Subsidiary, Sale of Stock [Line Items]                  
Temporary equity outstanding (in shares) | shares 239,623,894                
Series C redeemable convertible preferred stock                  
Subsidiary, Sale of Stock [Line Items]                  
Conversion of convertible securities (in shares) | shares 1,286,694