CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenues:
Total operating revenues	$ 173.0	$ 262.3
Operating expenses:
Cost of restaurant revenue	153.1	227.0
Personnel costs	29.2	16.1
Depreciation and amortization	8.4	10.4
Other operating expenses	27.9	19.9
Goodwill impairment	7.7	0.0
Total operating expenses	226.3	273.4
Operating loss	(53.3)	(11.1)
Other income (expense):
Interest, investment and other income	2.2	11.0
Interest expense	(3.8)	(3.7)
Realized and other gains and losses, net	915.1	1.6
Total other income	913.5	8.9
Earnings (loss) before income taxes and equity in losses of unconsolidated affiliates	860.2	(2.2)
Income tax expense (benefit)	169.4	(6.0)
Earnings before equity in losses of unconsolidated affiliates	690.8	3.8
Equity in losses of unconsolidated affiliates	(52.7)	(21.4)
Earnings (loss) from continuing operations	638.1	(17.6)
Net losses from discontinued operations, net of tax - see Note L	0.0	(2.3)
Net earnings (loss)	638.1	(19.9)
Less: Net loss attributable to non-controlling interests	(9.6)	(3.1)
Net earnings (loss) attributable to Cannae Holdings, Inc. common shareholders	647.7	(16.8)
Amounts attributable to Cannae Holdings, Inc. common shareholders
Net earnings (loss) from continuing operations attributable to Cannae Holdings, Inc. common shareholders	647.7	(14.8)
Net loss from discontinued operations attributable to Cannae Holdings, Inc. common shareholders	0.0	(2.0)
Net earnings (loss) attributable to Cannae Holdings, Inc. common shareholders	$ 647.7	$ (16.8)
Basic
Net earnings (loss) per share from continuing operations (in usd per share)	$ 8.19	$ (0.21)
Net loss per share from discontinued operations (in usd per share)	0	(0.03)
Net earnings (loss) per share (in usd per share)	8.19	(0.24)
Diluted
Net earnings (loss) per share from continuing operations (in usd per share)	8.17	(0.21)
Net loss per share from discontinued operations (in usd per share)	0	(0.03)
Net earnings (loss) per share (in usd per share)	$ 8.17	$ (0.24)
Weighted Average Shares Outstanding
Weighted average shares outstanding Cannae Holdings common stock, basic basis (in shares)	79.1	71.6
Weighted average shares outstanding Cannae Holdings common stock, diluted basis (in shares)	79.3	71.6
Restaurant revenue
Revenues:
Total operating revenues	$ 169.9	$ 257.8
Other operating revenue
Revenues:
Total operating revenues	$ 3.1	$ 4.5