CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Millions, $ in Millions	Total		Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comp (Loss) Earnings	Treasury Stock	Non-controlling Interests	Unconsolidated affiliates	Unconsolidated affiliates Additional Paid-in Capital	Consolidated Entity	Consolidated Entity Additional Paid-in Capital
Beginning balance (in shares) at Dec. 31, 2018			72.2				0.0
Beginning balance at Dec. 31, 2018	$ 1,199.7		$ 0.0	$ 1,146.2	$ 45.8	$ (67.2)	$ (0.2)	$ 75.1
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive earnings — unrealized gain (loss) on investments and other financial instruments, net of tax	(0.2)	[1]				(0.2)
Other comprehensive earnings — unrealized earnings (losses) on investments in unconsolidated affiliates, net of tax	5.9	[2]				5.9
Reclassification adjustments for unrealized gains and losses on unconsolidated affiliates, net of tax, included in net earnings	0.6	[3]				0.6
Dun & Bradstreet equity issuance costs	(1.4)			(1.4)
Stock-based compensation									$ 1.5	$ 1.5	$ 0.9	$ 0.9
Contribution of CSA services from FNF	0.3			0.3
Subsidiary dividends paid to noncontrolling interests	(0.4)							(0.4)
Net earnings (loss)	(19.9)				(16.8)			(3.1)
Ending balance (in shares) at Mar. 31, 2019			72.2				0.0
Ending balance at Mar. 31, 2019	1,202.5		$ 0.0	1,147.5	49.5	(65.9)	$ (0.2)	71.6
Beginning balance (in shares) at Dec. 31, 2019			79.7				0.2
Beginning balance at Dec. 31, 2019	1,529.8		$ 0.0	1,396.7	143.6	(45.9)	$ (5.9)	41.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Restaurant Group reorganization and deconsolidation of Blue Ribbon	(5.1)			5.2				(10.3)
Other comprehensive earnings — unrealized gain (loss) on investments and other financial instruments, net of tax	5.3	[1]				5.3
Other comprehensive earnings — unrealized earnings (losses) on investments in unconsolidated affiliates, net of tax	(3.9)	[2]				(3.9)
Reclassification adjustments for unrealized gains and losses on unconsolidated affiliates, net of tax, included in net earnings	44.3	[3]				44.3
Sale of noncontrolling interest in consolidated subsidiary	3.1							3.1
Treasury stock repurchases (in shares)							0.4
Treasury stock repurchases	(10.8)						$ (10.8)
Stock-based compensation									$ 2.7	$ 2.7	$ 1.1	$ 1.1
Contribution of CSA services from FNF	0.4			0.4
Net earnings (loss)	638.1				647.7			(9.6)
Ending balance (in shares) at Mar. 31, 2020			79.7				0.6
Ending balance at Mar. 31, 2020	$ 2,205.0		$ 0.0	$ 1,406.1	$ 791.3	$ (0.2)	$ (16.7)	$ 24.5

[1] Net of income tax expense (benefit) of $1.4 million and $(0.1) million for the three months ended March 31, 2020 and 2019, respectively.

[2] Net of income tax (benefit) expense of $(1.0) million and $1.6 million for the three months ended March 31, 2020 and 2019, respectively.

[3] Net of income tax expense of $11.8 million and $0.2 million for the three months ended March 31, 2020 and 2019, respectively