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Operating Leases - Narrative (Details) $ in Millions	3 Months Ended
	Mar. 31, 2019 USD ($)
Leases [Abstract]
Weighted average remaining lease term	4 years
Weighted average discount rate	7.20%
Foreign currency gain	$ 0.3

X

- Definition

Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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No definition available.

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- Definition

Weighted average discount rate for operating lease calculated at point in time.

+ References

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- Definition

Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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