XML 42 R30.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Commitments and Contingencies Schedule of Business Acquisition by Acquisitions, equity interest issued or issuable (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2016
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Business Acquisitions by Acquisition, Equity Interest Issued or Issuable [Table Text Block] | The total potential earn-out is $20.0 million with maximum amounts payable each year as follows:
| (in thousands)
2014 |  | $ | 6,000 |
2015 |  | 6,000 |
2016-2017 |  | 8,000 |
| $ | 20,000 |

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

X
- Definition Tabular disclosure of the equity interest issued or issuable in a business acquisition (or series of individually immaterial business acquisitions) planned, initiated, or completed during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
Name: | us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionEquityInterestIssuedOrIssuableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration