Condensed Consolidated Statements of Comprehensive Income - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net revenue:
Net revenue	$ 364.1	$ 324.3
Operating expense:
Selling, general and administrative expense	35.9	30.2
Asset impairments	4.9	0.0
Transaction expense, net	5.0	0.1
Total operating expense	316.7	277.6
Operating income	47.4	46.7
Other income (expense):
Interest expense, net	(21.3)	(19.4)
Equity in income of unconsolidated affiliates	32.5	24.9
Miscellaneous, net	0.0	0.1
Total other income (expense)	11.2	5.6
Income from operations before provision for income taxes	58.6	52.3
Income tax provision	(16.5)	(16.2)
Net income	$ 42.1	$ 36.1
Net income per common share data:
Basic net income (in dollars per share)	$ 1.10	$ 0.93
Diluted net income (in dollars per share)	$ 1.08	$ 0.91
Weighted average shares outstanding:
Basic (in shares)	38.3	39.0
Diluted (in shares)	38.8	39.6
Live and Historical Racing
Net revenue:
Net revenue	$ 86.0	$ 63.2
Operating expense:
Operating expense	67.7	54.7
TwinSpires
Net revenue:
Net revenue	100.3	103.5
Operating expense:
Operating expense	74.9	77.5
Gaming
Net revenue:
Net revenue	177.3	152.0
Operating expense:
Operating expense	125.2	106.3
All Other
Net revenue:
Net revenue	0.5	5.6
Operating expense:
Operating expense	$ 3.1	$ 8.8