Investments in and Advances to Unconsolidated Affiliates - Investment in Barstool Narrative (Details) $ / shares in Units, $ in Millions									1 Months Ended	6 Months Ended	12 Months Ended
	Feb. 17, 2023 USD ($) shares	Jun. 01, 2022 shares	Feb. 24, 2022 $ / shares shares	Feb. 23, 2022 $ / shares shares	Oct. 01, 2021 USD ($)	Aug. 23, 2021 $ / shares shares	Feb. 22, 2021 $ / shares shares	Feb. 20, 2020 $ / shares shares	Feb. 29, 2020 USD ($) option $ / shares	Aug. 23, 2021 $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2021 USD ($) $ / shares	Dec. 31, 2020 USD ($)	Aug. 17, 2022
Schedule of Equity Method Investments [Line Items]
Common stock, par value (in dollars per share) | $ / shares			$ 0.01	$ 0.01		$ 0.01	$ 0.01			$ 0.01
Investment purchase price, cash											$ 0.0	$ 0.0	$ 135.0
Barstool Sports investment													$ 23.1
Preferred stock, par value (in dollars per share) | $ / shares											$ 0.01
Barstool Sports, Inc | Subsequent event
Schedule of Equity Method Investments [Line Items]
Purchase price	$ 388.0
Business acquisition, equity interest Issued or issuable (in shares) | shares	2,442,809
Business acquisition, percentage of voting interests acquired	64.00%
Series D Preferred stock ($0.01 par value, 5,000 shares authorized, 969 shares issued in both periods, and 581 and 775 shares outstanding)
Schedule of Equity Method Investments [Line Items]
Stock issuance/offerings ( in shares) | shares								883		43
Preferred stock, par value (in dollars per share) | $ / shares								$ 0.01			$ 0.01	$ 0.01
Convertible preferred stock, conversion ratio								0.001
Preferred stock, conversion period								4 years
Preferred stock, percent to convert in each tranche								20.00%
Convertible preferred stock, shares issued upon conversion (in shares) | shares											51
Common Stock
Schedule of Equity Method Investments [Line Items]
Stock issuance/offerings ( in shares) | shares			151,200	43,000		43,000	151,200
Convertible preferred stock, conversion ratio								1
Barstool Sports, Inc
Schedule of Equity Method Investments [Line Items]
Common stock, par value (in dollars per share) | $ / shares									$ 0.0001
Investment balance											$ 160.9	$ 162.5
Barstool Sports, Inc
Schedule of Equity Method Investments [Line Items]
Investment acquired, percent									36.00%
Investment acquired, percent, delayed basis									1.00%
Common stock, par value (in dollars per share) | $ / shares											$ 0.0001
Investment purchase price					$ 325.0				$ 161.2
Investment purchase price, cash									135.0
Barstool Sports investment									$ 23.1
Investment acquired, period after which ownership will increase									3 years
Investment acquired, ownership percentage following additional investment					50.00%				50.00%
Investment acquired, expected additional investment					$ 62.0				$ 62.0
Investment acquired, valuation of acquiree total common stock outstanding at time of acquisition					$ 450.0				$ 450.0
Investment acquired, period after which remaining shares of investment are callable									3 years
Investment acquired, fair market value at time of exercise, cap									$ 650.0
Investment acquired, multiplier of revenue to calculate floor at time of exercise					2.25				2.25
Ownership acquired											0.30%	0.60%
Equity method investment acquired, percentage of shares acquired on delayed basis										1.00%	1.00%
Commercial agreement term									10 years
Commercial agreement number of renewals | option									3
Commercial agreement renewal term									10 years
Commercial agreement term with exercise of renewals									40 years
Customer list intangible asset											$ 0.1	$ 0.8
Prepaid advertising											14.2	15.4
Prepaid advertising, long-term											$ 13.0	$ 14.2
Ownership interest											36.00%	36.00%		100.00%
Barstool Sports, Inc | Subsequent event
Schedule of Equity Method Investments [Line Items]
Investment purchase price, cash	$ 315.0
Barstool Sports, Inc | Common Stock
Schedule of Equity Method Investments [Line Items]
Stock issuance/offerings ( in shares) | shares		64,000