Fair Value Measurement Fair Value Inputs, Liabilities, Quantitative Information Hospira (Details)	3 Months Ended	12 Months Ended
	Mar. 31, 2019	Dec. 31, 2019	Mar. 31, 2020
Measurement Input, Risk Free Interest Rate [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input		0.0155	0.0155
Hospira [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair Value Assumptions, Expected Volatility Rate-Adjusted EBITDA	30.00%	30.00%
Fair Value Assumptions, Market Price of Risk	5.47%	5.24%
Fair Value Assumptions, Cost of Debt	4.35%	5.25%
Hospira [Member] | Measurement Input, Cost of Debt [Domain]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input	0.0825	0.0825
Hospira [Member] | Measurement Input, Risk Free Interest Rate [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Business Combination, Contingent Consideration, Liability, Measurement Input	0.0263	0.0287