Note 3 - Revenue Disclosures (Tables) |
3 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||
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Mar. 31, 2019 | |||||||||||||||||||||||||||||||||||||||||||||||||||
Notes Tables | |||||||||||||||||||||||||||||||||||||||||||||||||||
Contract with Customer, Asset and Liability [Table Text Block] |
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Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] |
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X | ||||||||||
- Definition Tabular disclosure of contract balances and changes in contract balances. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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X | ||||||||||
- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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X | ||||||||||
- References No definition available.
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