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Fair Value Measurements (Changes in Fair Value of Level 3 Assets and Liabilities) (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Document Period End Date |  |  | Sep. 30, 2016 |
Merger Earnout |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance |  |  |  | $ (75,000)
Included in Earnings |  |  |  | 75,000
Included in Other Comprehensive Income (Loss) |  |  |  | 0
Transfers, Net |  |  |  | 0
Settlements |  |  |  | 0
Ending Balance |  | $ 0 |  | 0
Contingent Payments |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | $ 3,488,000 | 3,642,000 | $ 3,632,000 | 3,792,000
Included in Earnings | 147,000 | 156,000 | 452,000 | 476,000
Included in Other Comprehensive Income (Loss) | 0 | 0 | 0 | 0
Transfers, Net | 0 | 0 | 0 | 0
Settlements | 200,000 | 211,000 | 649,000 | 681,000
Ending Balance | (3,435,000) | (3,587,000) | (3,435,000) | (3,587,000)
Investment Available for Sale |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 17,832,000 | 17,276,000 | 17,839,000 | 18,357,000
Included in Earnings | (30,000) | (31,000) | (96,000) | (93,000)
Included in Other Comprehensive Income (Loss) | (417,000) | (642,000) | (754,000) | 121,000
Transfers, Net | 0 | 0 | 0 | 0
Ending Balance | 18,279,000 | 17,949,000 | 18,279,000 | 17,949,000
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Settlements | 0 | 0 | (410,000) | (380,000)
Beginning Balance | 17,832,000 | 17,276,000 | 17,839,000 | 18,357,000
Included in Earnings | (30,000) | (31,000) | (96,000) | (93,000)
Included in Other Comprehensive Income (Loss) | (417,000) | (642,000) | (754,000) | 121,000
Transfers, Net | 0 | 0 | 0 | 0
Ending Balance | $ 18,279,000 | $ 17,949,000 | $ 18,279,000 | $ 17,949,000

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- Definition The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD. + References No definition available. + Details
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- Definition Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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