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Contingencies (Details) - Subsequent Event [Member] - Cell Therapy Business [Member] $ in Millions | Jul. 25, 2019 USD ($)
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Loss Contingencies [Line Items] |
Sale of business month and year | 2019-04
Tap Advisors LLC [Member] | Pending Litigation [Member] |
Loss Contingencies [Line Items] |
Loss contingencies, seeks to recover fees | $ 3.7

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