Shareholders' Equity - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | |
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Jan. 17, 2020 |
Mar. 31, 2019 |
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| Convertible Debt | Common Stock | ||
| Shareholders' Equity [Line Items] | ||
| Shares sold (shares) | 19,460,260 | |
| Proceeds from issuance of common stock | $ 133,300 | |
| InstruNor AS | ||
| Shareholders' Equity [Line Items] | ||
| Total purchase price | $ 7,214 | |
| Purchase price in cash | $ 5,165 | |
| Purchase price in shares (shares) | 485,451 |
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- Definition [Line Items] for Shareholders' Equity [Table] No definition available.
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- Definition Number of shares of equity interests issued or issuable to acquire entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of new stock issued during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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