Acquisitions Hospira Table (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Business Acquisition [Line Items]
Proceeds from Issuance of Debt			$ 75,000
Business Combination, Contingent Consideration, Liability, Noncurrent	17,300		19,000
Business Combination, Consideration Transferred, Equity Issued, Fair Value	0		413,139
Business Combination, Bargain Purchase, Gain Recognized, Amount	$ 0	$ 0	70,890
Hospira [Member]
Business Acquisition [Line Items]
Payment to acquire business, net of working capital adjustments			180,785
Proceeds from Issuance of Debt			75,000
Business Combination, Contingent Consideration, Liability, Noncurrent			$ 19,000
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	3,200		3,200
Business Acquisition, Share Price			$ 140.75
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable			$ 450,400
Discount on equity issued as consideration			37,261
Business Combination, Consideration Transferred, Equity Issued, Fair Value			413,139
Business Combination, Consideration Transferred			687,924
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents			31,082
Business Combination, Acquired Receivable, Fair Value			362
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory			417,622
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets			13,911
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment			288,134
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles			131,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets			29,270
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable			12,381
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other			47,936
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities			67,170
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net			783,894
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent			25,080
Business Combination, Bargain Purchase, Gain Recognized, Amount			$ 70,890