Note 11 - Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Numerator used in basic and diluted EPS:
Net income attributable to Verisk	$	154.0	$	179.0	$	322.6	$	350.7
Denominator:
Weighted average number of common shares used in basic EPS		162,007,784		162,371,920		162,324,802		162,633,113
Effect of dilutive shares:
Potential common shares issuable from stock options and stock awards		1,038,754		2,731,168		1,416,826		2,780,491
Weighted average number of common shares and dilutive potential common shares used in diluted EPS		163,046,538		165,103,088		163,741,628		165,413,604

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	2021			2020
Foreign currency translation adjustment	$	(267.0	)	$	(292.2	)
Pension and postretirement adjustment, net of tax		(81.9	)		(83.5	)
Accumulated other comprehensive losses	$	(348.9	)	$	(375.7	)

Comprehensive Income (Loss) [Table Text Block]

	Before Tax			Tax (Expense) Benefit			After Tax
For the Three Months Ended June 30, 2021
Foreign currency translation adjustment	$	16.5		$	—		$	16.5
Pension and postretirement adjustment before reclassifications		2.0			(0.6	)		1.4
Amortization of net actuarial loss and prior service benefit reclassified from accumulated other comprehensive losses (1)		(0.9	)		0.3			(0.6	)
Pension and postretirement adjustment		1.1			(0.3	)		0.8
Total other comprehensive income	$	17.6		$	(0.3	)	$	17.3
For the Three Months Ended June 30, 2020
Foreign currency translation adjustment	$	(0.1	)	$	—		$	(0.1	)
Pension and postretirement adjustment before reclassifications		4.1			(0.9	)		3.2
Amortization of net actuarial loss and prior service benefit reclassified from accumulated other comprehensive losses (1)		(2.1	)		0.5			(1.6	)
Pension and postretirement adjustment		2.0			(0.4	)		1.6
Total other comprehensive income	$	1.9		$	(0.4	)	$	1.5

	Before Tax			Tax (Expense) Benefit			After Tax
For the Six Months Ended June 30, 2021
Foreign currency translation adjustment	$	25.2		$	—		$	25.2
Pension and postretirement adjustment before reclassifications		4.1			(1.0	)		3.1
Amortization of net actuarial loss and prior service benefit reclassified from accumulated other comprehensive losses (1)		(2.0	)		0.5			(1.5	)
Pension and postretirement adjustment		2.1			(0.5	)		1.6
Total other comprehensive income	$	27.3		$	(0.5	)	$	26.8
For the Six Months Ended June 30, 2020
Foreign currency translation adjustment	$	(172.7	)	$	—		$	(172.7	)
Pension and postretirement adjustment before reclassifications		6.2			(1.5	)		4.7
Amortization of net actuarial loss and prior service benefit reclassified from accumulated other comprehensive losses (1)		(3.1	)		0.8			(2.3	)
Pension and postretirement adjustment		3.1			(0.7	)		2.4
Total other comprehensive loss	$	(169.6	)	$	(0.7	)	$	(170.3	)