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Revenue Recognition - Additional Information (Details) | 9 Months Ended
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Sep. 30, 2018
Revenue from Contract with Customer [Abstract] |
Contract liabilities description of terms | In circumstances where credit is extended, payment terms generally range from 30 to 120 days and customer deposits may be required.

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- Definition Description of payment terms in contract with customer. Includes, but is not limited to, timing of payment, existence of financing component, variability of consideration and constraint on variable consideration. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130554-203045 + Details
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