XML 26 R15.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Note 5 - Senior Credit Facility (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2017
Notes Tables |
Schedule of Maturities of Long-term Debt [Table Text Block] |
Principal Payments
2017 |  | $ | — |
2018 |  |  | 6,900 |
2019 |  |  | 6,900 |
2020 |  |  | 6,900 |
2021 |  |  | 2,300 |
Total |  | $ | 23,000 |

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://www.xbrl.org/2003/role/presentationRef -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
Name: | us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration