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Note 8 - Leases (Details Textual) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 USD ($) | Jun. 30, 2019 USD ($)
Short-term Lease, Cost | $ 34,000 | $ 68,000
Variable Lease, Payment | $ 200,000 | $ 400,000
Operating Lease, Weighted Average Remaining Lease Term | 8 years | 8 years
Operating Lease, Weighted Average Discount Rate, Percent | 3.80% | 3.80%
Professional Services [Member] |  |
Short-term Lease, Cost | $ 34,000 | $ 68,000
Other Current Liabilities [Member] |  |
Number of Leases | 1 | 1
Minimum [Member] |  |
Lessee, Operating Lease, Term of Contract | 1 month | 1 month
Maximum [Member] |  |
Lessee, Operating Lease, Term of Contract | 13 years | 13 years
Branches and Office Space [Member] |  |
Number of Leases | 19 | 19
Vehicles [Member] |  |
Number of Leases | 9 | 9
Equipment [Member] |  |
Number of Leases | 2 | 2

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- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980 + Details
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- Definition Weighted average discount rate for operating lease calculated at point in time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(4) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971 + Details
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(3) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 + Details
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- Definition Amount of cash outflow for variable lease payment excluded from lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918643-209977 + Details
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