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Stockholders' Equity (Details) $ / shares in Units, $ in Millions |  |  |  |  |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |
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Feb. 01, 2022 USD ($) | Oct. 19, 2021 USD ($) shares | Aug. 01, 2021 USD ($) shares | May 11, 2021 USD ($) shares | Sep. 25, 2020 USD ($) $ / shares shares | Sep. 25, 2020 USD ($) $ / shares shares | Sep. 24, 2020 shares | May 19, 2020 USD ($) $ / shares shares | May 19, 2020 $ / shares shares | May 14, 2020 shares | Feb. 20, 2020 $ / shares shares | Feb. 24, 2022 USD ($) $ / shares shares | Feb. 29, 2020 | Sep. 30, 2021 shares | Jun. 30, 2021 USD ($) agreement | Mar. 31, 2021 $ / shares shares | Dec. 31, 2021 USD ($) class $ / shares shares | Dec. 31, 2020 USD ($) $ / shares shares | Dec. 31, 2019 USD ($) $ / shares shares | Jun. 17, 2021 shares | Jun. 16, 2021 shares | Jan. 09, 2019 USD ($)
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued (in shares) |  |  |  |  | 2,100,000 | 16,100,000 | 14,000,000 | 2,500,000 | 19,166,667 | 16,666,667 |  |  |  |  |  |  |  |  |  |  |  |
Shares issued, price (in dollars per share) | $ / shares |  |  |  |  | $ 61.00 | $ 61.00 |  | $ 18.00 | $ 18.00 |  |  |  |  |  |  |  |  |  |  |  |  |
Gross proceeds from transaction | $ |  |  |  |  |  | $ 982.1 |  | $ 345.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from common stock offerings, net of discounts and fees | $ |  |  |  |  | $ 957.6 |  |  | 331.2 |  |  |  |  |  |  |  |  | $ 0.0 | $ 1,288.8 | $ 0.0 |  |  |
Payments of stock issuance costs | $ |  |  |  |  | $ 24.5 |  |  | $ 13.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share issuance in connection with acquisitions | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,039.6 |  |  |  |  |
Common stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 400,000,000 | 200,000,000 |
Stock repurchased during period (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |
Stock issuance/offerings ( in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 43,000 |  | 151,200 |  |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 |  |  |  |  |
Number of series of preferred stock | class |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |
Authorized amount under share repurchase program | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 200.0
Share repurchases (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,271,823 |  |  |
Repurchases of common stock | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 24.9 |  |  |
Average price paid per share of common stock repurchased (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 19.55 |  |  |
Note Payable Agreements | Shareholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Related party transaction number of agreements | agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |
Due from related parties | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 9.0 |  |  |  |  |  |  |
Related party transaction, rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.25% |  |  |  |  |  |  |
Subsequent event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Authorized amount under share repurchase program | $ | $ 750.0 |  |  |  |  |  |  |  |  |  |  | $ 642.9 |  |  |  |  |  |  |  |  |  |
Share repurchases (in shares) |  |  |  |  |  |  |  |  |  |  |  | 2,195,290 |  |  |  |  |  |  |  |  |  |
Repurchases of common stock | $ |  |  |  |  |  |  |  |  |  |  |  | $ 107.1 |  |  |  |  |  |  |  |  |  |
Average price paid per share of common stock repurchased (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  | $ 48.78 |  |  |  |  |  |  |  |  |  |
Share repurchase program, authorization period | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Barstool Sports, Inc |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issuance/offerings ( in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 86 |  |  |  |  |
Ownership acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.30% | 0.60% |  |  |  |  |
Equity method investment acquired, percentage of shares acquired on delayed basis |  |  |  |  |  |  |  |  |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |
HitPoint Inc. And Lucky Point Inc. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued from acquisition (in shares) |  |  | 198,103 | 43,684 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share issuance in connection with acquisitions | $ |  |  |  | $ 3.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred, equity interests issued and issuable | $ |  |  |  | $ 3.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sam Houston Race Park and Valley Race Park |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred, equity interests issued and issuable | $ |  |  | $ 15.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
theScore |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued from acquisition (in shares) |  | 12,319,340 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 |  |  |  |  |  |
Exchangeable stock, shares issued |  | 697,539 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 697,539 |  |  |  |  |
Proceeds from issuance of exchangeable shares | $ |  | $ 1,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exchangeable stock, shares outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 653,059 |  |  |  |  |
Series B Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 | $ 0.01 |  |  |  |
Preferred stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 | 1,000,000 |  |  |  |
Preferred stock, shares outstanding (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |
Series C Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01 | $ 0.01 |  |  |  |
Preferred stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18,500 | 18,500 |  |  |  |
Preferred stock, shares outstanding (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |
Series D Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issuance/offerings ( in shares) |  |  |  |  |  |  |  |  |  |  | 883 |  |  | 43 |  | 43 |  |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 0.01 |  |  |  |  |  | $ 0.01 | $ 0.01 |  |  |  |
Preferred stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000 | 5,000 |  |  |  |
Preferred stock, shares outstanding (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 775 | 883 |  |  |  |
Preferred stock and Exchangeable share conversion (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 43 |  | 151.2 |  |  |  |  |  |

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