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Acquisition of Nora - Schedule of Assets Acquired and Liabilities Assumed (Details) - Nora $ in Thousands | Aug. 07, 2018 USD ($)
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Business Acquisition [Line Items] |
Assets acquired (excluding goodwill) | $ 359,335
Liabilities assumed | (114,049)
Net assets acquired | 245,286
Purchase price | 447,192
Goodwill, excess of purchase price | $ 201,906

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