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Note 17 - Commitments and Contingencies (Details Textual) - USD ($) | 2 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 29, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Subsequent Event [Member] | Pulso [Member] |  |  |
Sale Leaseback Transaction, Annual Rental Payments | $ 936,000 |  |
Operating Leases Maximum Expiration Period |  | 10 years |
Operating Leases, Rent Expense, Net |  | $ 2,700,000 | $ 2,849,000
Purchase Obligation |  | $ 6,168,000 |

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- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
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- Definition The yearly payments due under the lease entered into in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6452660&loc=d3e36991-112694 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6456341&loc=d3e50796-112755 + Details
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