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Income Taxes - Operating Loss Carryforwards (Details) $ in Millions	Dec. 31, 2018 USD ($)
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 92.0
2019-2022
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	0.6
2023-2034
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	12.2
Indefinite
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 79.2

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- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319

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+ References

No definition available.

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