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Fair Value Measurements (Changes in Fair Value of Level 3 Assets and Liabilities) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Merger Earnout
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance		$ (450)	$ (75)	$ (1,125)
Included in Earnings		225	75	900
Included in Other Comprehensive Income (Loss)		0	0	0
Transfers, Net		0	0	0
Settlements		0	0	0
Ending Balance	$ 0	(225)	0	(225)
Contingent Payments
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	(3,642)	(4,278)	(3,792)	(4,343)
Included in Earnings	(156)	(181)	(476)	(549)
Included in Other Comprehensive Income (Loss)	0	0	0	0
Transfers, Net	0	0	0	0
Settlements	211	201	681	634
Ending Balance	(3,587)	(4,258)	(3,587)	(4,258)
Investment Available for Sale
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	17,276	17,443	18,357	17,128
Included in Earnings	31	29	93	89
Included in Other Comprehensive Income (Loss)	642	681	(121)	1,291
Transfers, Net	0	0	0	0
Ending Balance	17,949	18,153	17,949	18,153
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Settlements	0	0	380	355
Beginning Balance	17,276	17,443	18,357	17,128
Included in Earnings	31	29	93	89
Included in Other Comprehensive Income (Loss)	642	681	(121)	1,291
Transfers, Net	0	0	0	0
Ending Balance	17,949	18,153	17,949	18,153
Interest Income | Merger Earnout
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in Earnings		0	0	0
Interest Income | Contingent Payments
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in Earnings	0	0	0	0
Interest Income | Investment Available for Sale
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in Earnings	31	29	93	89
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in Earnings	31	29	93	89
Interest Expense | Merger Earnout
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in Earnings		0	0	0
Interest Expense | Contingent Payments
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in Earnings	156	181	476	549
Interest Expense | Investment Available for Sale
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in Earnings	0	0	0	0
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in Earnings	$ 0	$ 0	$ 0	$ 0

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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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.

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Amount of gain (loss) recognized in other comprehensive income (loss) 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.

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Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy.

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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.

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Amount of transfers of financial instrument classified as a liability into (out of) level 3 of the fair value hierarchy.

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