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Note 4 - Senior Credit Facility (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Schedule of Maturities of Long-term Debt [Table Text Block]

Principal Payments
2019		$	5,000
2020			12,000
2021			12,000
2022			1,000
Total		$	30,000

X

- Definition

Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

+ Details

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Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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Period Type:	duration