Revenue from Contracts with Customers - Additional Information (Detail) - Contract |
3 Months Ended | 6 Months Ended | ||
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Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
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Disaggregation of Revenue [Line Items] | ||||
Contract periods | One year or less | |||
Number of contracts | 0 | |||
Non-US [Member] | Geographic Concentration Risk [Member] | Revenue | Maximum | ||||
Disaggregation of Revenue [Line Items] | ||||
Revenue earned, percent | 1.00% | 1.00% | 1.00% | 1.00% |
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- Definition Contract periods. No definition available.
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- Definition Number of Contracts No definition available.
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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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