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Acquisitions - JDS Silver (Details) - JDS Silver Holdings Ltd. | 1 Months Ended
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Oct. 31, 2017 USD ($) shares
Business Acquisition [Line Items] |
Common shares issued (in shares) | shares | 4,200,000
Cash | $ 153,194,000
Contingent consideration, liability | 47,705,000
Cash consideration | 100,000,000.0
Purchase price | 236,906,000
Assets: |
Total assets acquired | 328,450,000
Liabilities: |
Total liabilities assumed | 91,544,000
Total assets acquired | 236,906,000
Common Stock |
Business Acquisition [Line Items] |
Common shares issued (value) | $ 36,007,000
Common shares issued (in shares) | shares | 4,191,679
Price per common share issued (UDS per share) | $ 8,590

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