Contingent Consideration (Tables)

6 Months Ended

Jun. 30, 2019

Fair Value Disclosures [Abstract]

Reconciliation of Liabilities Measured at Fair Value Using Significant Unobservable Inputs (Level 3)

The following table is a reconciliation of the beginning and ending balance of contingent considerations and is based on level 3 significant unobservable inputs, other than the raxibacumb milestone accrual, which is based on achievement of contractual milestones.

Balance at December 31, 2018	$	60.0
Milestone achievement - asset acquisition	10.0
Measurement period adjustment	1.5
Change in fair value	5.5
Settlements	(12.0		)
Balance at June 30, 2019	$	65.0