Note 4 - Restricted Cash (Tables) |
3 Months Ended | ||||||||||||||||||||||||||||||||||||
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Mar. 31, 2019 | |||||||||||||||||||||||||||||||||||||
| Notes Tables | |||||||||||||||||||||||||||||||||||||
| Reconciliation of Cash, Cash Equivalents and Restricted Cash Balance [Table Text Block] |
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| X | ||||||||||
- Definition Tabular disclosure of the cash, cash equivalents and restricted cash balance. No definition available.
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| X | ||||||||||
- References No definition available.
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