Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Schedule of Impact on Financial Statements

The following table summarizes the cumulative effect of the changes to our consolidated balance sheet as of December 31, 2020 from the adoption of ASU 2020-06:

	Balance at December 31, 2020		Adjustments due to ASU 2020-06 adoption		Balance at January 1, 2021
Liabilities
Accrued income taxes	$	46.5	$	(0.2)	$	46.3
Current convertible notes (1)	220.9		34.0		254.9
Long-term deferred tax liabilities	60.2		(7.6)		52.6
Equity
Additional paid-in-capital	780.8		(36.9)		743.9
Retained earnings	$	808.4	$	10.7	$	819.1

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(1)Current convertible notes is presented net of unamortized discount and debt issuance costs of $34.8 and $3.1, respectively at December 31, 2020. Current convertible notes is presented net of unamortized debt issuance costs of $3.9 at January 1, 2021.