Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues	$ 675.0	$ 612.8	$ 1,326.6	$ 1,256.4
Operating expenses (income):
Cost of revenues (exclusive of items shown separately below)	216.9	195.5	433.1	424.2
Selling, general and administrative	86.8	96.3	165.8	204.2
Depreciation and amortization of fixed assets	46.5	39.5	91.1	79.6
Amortization of intangible assets	18.8	18.3	36.5	39.5
Other operating loss (income), net	0.0	15.6	0.0	(361.5)
Total operating expenses, net	369.0	365.2	726.5	386.0
Operating income	306.0	247.6	600.1	870.4
Other expense:
Investment loss	(6.2)	(0.9)	(7.3)	(2.8)
Interest expense, net	(31.6)	(31.9)	(58.0)	(63.2)
Total other expense, net	(37.8)	(32.8)	(65.3)	(66.0)
Income from continuing operations before income taxes	268.2	214.8	534.8	804.4
Provision for income taxes	(63.9)	(41.2)	(136.1)	(143.8)
Income from continuing operations	204.3	173.6	398.7	660.6
(Loss) income from discontinued operations net of tax benefit (expense) of $0.9, $(3.1), $(0.2), and $(5.5), respectively (Note 7)	(7.5)	24.2	(145.5)	43.0
Net income	196.8	197.8	253.2	703.6
Less: Net loss (income) attributable to noncontrolling interests	0.1	(0.1)	0.0	(0.2)
Net income attributable to Verisk	$ 196.9	$ 197.7	$ 253.2	$ 703.4
Income from continuing operations (in dollars per share)	$ 1.41	$ 1.10	$ 2.69	$ 4.14
(Loss) income from discontinued operations (in dollars per share)	(0.05)	0.15	(0.98)	0.27
Basic net income per share attributable to Verisk: (in dollars per share)	1.36	1.25	1.71	4.41
Income from continuing operations (in dollars per share)	1.41	1.09	2.67	4.12
(Loss) income from discontinued operations (in dollars per share)	(0.06)	0.15	(0.97)	0.27
Diluted net income per share attributable to Verisk: (in dollars per share)	$ 1.35	$ 1.24	$ 1.70	$ 4.39
Weighted-average shares outstanding:
Basic (in shares)	144,834,494	157,972,755	148,433,375	159,326,855
Diluted (in shares)	145,500,121	159,123,563	149,104,720	160,381,090