Restructuring (Tables)

12 Months Ended

Dec. 31, 2019

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Costs Included in Accrued Expenses in Accompanying Consolidated Financial Statements

The costs associated with the actions described above are included in accrued expenses in the accompanying consolidated financial statements and include the amounts as follows:

	2019			2018			2017
Beginning balance	$	0.5		$	1.5		$	1.0
Expense	0.6			0.1			3.4
Cash expenditures
Severance and relocation	(1.1		)	(1.1		)	(0.7		)
Other	—			—			(0.1		)
Non-cash acceleration of options	—			—			(2.1		)
Ending balance	$	—		$	0.5		$	1.5