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v3.19.3.a.u2

Contingent Consideration Arrangement (Details) | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($) $ / shares
Derivative [Line Items] |
Derivative, credit risk related contingent features, payment to be received, denominator (in dollars per share) | $ 8.03
Derivative Threshold Two | Minimum |
Derivative [Line Items] |
Derivative, credit risk related contingent features, commodity price threshold (in dollars per share) | 52.62
Derivative Threshold Two | Maximum |
Derivative [Line Items] |
Derivative, credit risk related contingent features, commodity price threshold (in dollars per share) | $ 60.65
Derivative Threshold One |
Derivative [Line Items] |
Payment to be received | $ | $ 150,000
Derivative Threshold Three |
Derivative [Line Items] |
Payment to be received | $ | $ 0

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