Accrued Warranty - Additional Information (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2019 |
Mar. 31, 2018 |
|
| Product Warranties Disclosures [Abstract] | ||
| Warranty expense | $ 0.3 | $ 0.1 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The expense charged against earnings for the period pertaining to standard and extended warranties on the entity's goods and services granted to customers. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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