Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 30, 2020

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income

Changes in the components of accumulated other comprehensive loss, net of tax, were as follows:

	Three Months Ended June 30, 2020						Six Months Ended June 30, 2020
(in millions)	Foreign Currency Translation Adjustment		Unrealized Gain on Available-for-sale Securities		Accumulated Other Comprehensive Loss		Foreign Currency Translation Adjustment		Unrealized Gain on Available-for-sale Securities		Accumulated Other Comprehensive Loss
Balance at beginning of period	$	(5.0)	$	1.2	$	(3.8)	$	(1.6)	$	0.4	$	(1.2)
Other comprehensive income (loss)	0.6		(0.4)		0.2		(2.8)		0.4		(2.4)
Balance at the end of period	$	(4.4)	$	0.8	$	(3.6)	$	(4.4)	$	0.8	$	(3.6)

	Three Months Ended June 30, 2019						Six Months Ended June 30, 2019
(in millions)	Foreign Currency Translation Adjustment		Unrealized Gain on Available-for-sale Securities		Accumulated Other Comprehensive Loss		Foreign Currency Translation Adjustment		Unrealized Gain on Available-for-sale Securities		Accumulated Other Comprehensive Loss
Balance at beginning of period	$	(3.0)	$	(0.1)	$	(3.1)	$	(2.2)	$	(0.7)	$	(2.9)
Other comprehensive income	(0.4)		0.7		0.3		(1.2)		1.3		0.1
Balance at the end of period	$	(3.4)	$	0.6	$	(2.8)	$	(3.4)	$	0.6	$	(2.8)