Related Party Transactions (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Mallinckrodt plc.
Related Party Transactions
Invoice amount	$ 228	$ 57

For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

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Name:	us-gaap_AccountsReceivableRelatedParties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant