Contingencies - Sales to Major Customers (Details) - Customer concentration risk - Sales Revenue, Net |
12 Months Ended | ||
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Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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Company A | |||
Product Information [Line Items] | |||
Percentage of sales to major customers | 17.00% | 40.00% | 59.00% |
Company B | |||
Product Information [Line Items] | |||
Percentage of sales to major customers | 10.00% | 12.00% | |
Company C | |||
Product Information [Line Items] | |||
Percentage of sales to major customers | 10.00% |
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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