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Acquisitions - Narrative (Details) (USD $) | 0 Months Ended | 3 Months Ended | 9 Months Ended |  | 9 Months Ended | 12 Months Ended |  | 0 Months Ended | 12 Months Ended | 0 Months Ended |  | 0 Months Ended |  | 12 Months Ended | 0 Months Ended | 12 Months Ended | 0 Months Ended
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Jul. 15, 2014 | Sep. 30, 2014 | Sep. 30, 2014 | Sep. 30, 2013 | Aug. 08, 2014 | Sep. 30, 2014 GMedix [Member] | Dec. 31, 2012 GMedix [Member] | May 08, 2014 GMedix [Member] | Oct. 04, 2013 Datascope | Dec. 31, 2013 Datascope | Dec. 31, 2013 Radial Assist | Aug. 08, 2014 Distribution Rights [Member] | Sep. 30, 2014 Distribution Rights [Member] | Aug. 08, 2014 Developed technology | Sep. 30, 2014 Developed technology | Dec. 31, 2013 Developed technology Datascope | Dec. 31, 2013 Developed technology Radial Assist | Jul. 15, 2014 License agreements | Dec. 31, 2013 Customer Lists Datascope | Dec. 31, 2013 Customer Lists Radial Assist | Dec. 31, 2013 Trademarks Datascope | Dec. 31, 2013 Trademarks Radial Assist | Oct. 04, 2013 Wells Fargo Credit Agreement
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  | $ 2,000,000 | $ 1,368,000 | $ 1,143,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional consideration due if certain milestone are met |  |  |  |  | 5,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible asset |  |  |  |  |  |  |  |  |  |  |  |  | 200,000 |  | 1,800,000 |  |  |  |  |  |  |  |
Useful life |  |  |  |  |  |  |  |  |  |  |  | 5 years |  | 10 years |  | 10 years | 10 years | 10 years | 6 years | 6 years | 15 years | 15 years |
Payments to Acquire Investments | 752,000 |  |  |  |  | 1,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost Method Investments, Interest Acquired, Number of Units |  |  |  |  |  |  |  | 737,628 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost Method Investments, Ownership Percentage |  |  |  |  |  |  |  | 19.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  | 4,202,000 | 1,000,000 |  | 1,450,000 | 350,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire businesses |  |  |  |  |  |  |  |  | 27,500,000 |  | 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Income before tax |  |  |  |  |  |  |  |  |  | 1,600,000 | 191,000 |  |  |  |  |  |  |  |  |  |  |  |
Weighted average useful life |  |  |  |  |  |  |  |  |  | 10 years | 10 years 0 months 27 days |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt issuance costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 798,000

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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