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v3.19.3.a.u2

Related Party Disclosures (Details) - USD ($) $ in Thousands |  | 2 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Oct. 01, 2018 | Nov. 23, 2018 | Sep. 30, 2019 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Related Party Transaction [Line Items] |  |  |  |  |  |
Payments to acquire additional interest in subsidiaries |  |  |  | $ 262 | $ 0 | $ 0
TxCell S.A. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Number of ordinary shares acquired (in shares) | 13,519,036 | 11,528,635 |  |  |  |
TxCell S.A. | Share Purchase Agreement and Tender Offer Agreement |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Number of ordinary shares acquired (in shares) |  |  |  | 111,000 | 25,047,671 |
Payments to acquire additional interest in subsidiaries |  |  |  | $ 300 |  |
Former Executive of TxCell | TxCell S.A. | Share Purchase Agreement and Tender Offer Agreement |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Number of ordinary shares acquired (in shares) |  |  | 52,700 |  |  |
Payments to acquire additional interest in subsidiaries |  |  |  | $ 100 |  |

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- Definition The cash outflow associated with the purchase of noncontrolling interest during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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