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Fair Value Measurements (Changes in Fair Value of Level 3 Assets and Liabilities) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Investment available for sale |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at January 1, 2015 | $ 18,357 | $ 17,128
Deposits |  | 0
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 125 | 119
Included in other comprehensive income (loss) | (263) | 1,465
Purchases, sales, issuances and settlements: |  |
Settlements | (380) |
Ending balance at December 31, 2015 | 17,839 | 18,357
Purchases, sales, issuances and settlements: |  |
Settlements |  | (355)
Fair Value, Liabilities Measured on Recurring Basis, Deconsolidation of Subsidiary |  | 0
Investment Available for Sale |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at January 1, 2015 | 0 | 4,613
Deposits | 0 | 5,481
Total gains (losses) (realized or unrealized): |  |
Included in earnings |  | (1,798)
Included in other comprehensive income (loss) |  | 0
Purchases, sales, issuances and settlements: |  |
Ending balance at December 31, 2015 |  | 0
Purchases, sales, issuances and settlements: |  |
Settlements |  | (259)
Fair Value, Liabilities Measured on Recurring Basis, Deconsolidation of Subsidiary |  | (8,037)
Earnout on Excess of EBITDA in 2015 |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Deposits |  | 0
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at January 1, 2015 | (75) | (1,125)
Total gains (losses) (realized or unrealized): |  |
Included in earnings |  | 1,050
Included in other comprehensive income (loss) |  | 0
Purchases, sales, issuances and settlements: |  |
Settlements |  | 0
Ending balance at December 31, 2015 |  | (75)
Fair Value, Liabilities Measured on Recurring Basis, Deconsolidation of Subsidiary |  | 0
Merger Earnout |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Deposits | 0 |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at January 1, 2015 | (75) |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 75 |
Included in other comprehensive income (loss) | 0 |
Purchases, sales, issuances and settlements: |  |
Settlements | 0 |
Ending balance at December 31, 2015 | 0 | (75)
Contingent Payments |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Deposits | 0 | 0
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at January 1, 2015 | (3,792) | (4,343)
Total gains (losses) (realized or unrealized): |  |
Included in earnings | (723) | (274)
Included in other comprehensive income (loss) | 0 | 0
Purchases, sales, issuances and settlements: |  |
Settlements | (883) | (825)
Ending balance at December 31, 2015 | (3,632) | (3,792)
Fair Value, Liabilities Measured on Recurring Basis, Deconsolidation of Subsidiary |  | 0
Included in interest income | Investment available for sale |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 125 | 119
Included in interest income | Investment Available for Sale |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings |  | 0
Included in interest income | Earnout on Excess of EBITDA in 2015 |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings |  | 0
Included in interest income | Merger Earnout |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 0 |
Included in interest income | Contingent Payments |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 0 | 0
Included in interest expense | Investment available for sale |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 0 | 0
Included in interest expense | Investment Available for Sale |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings |  | 0
Included in interest expense | Earnout on Excess of EBITDA in 2015 |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings |  | 0
Total gains (losses) (realized or unrealized): |  |
Included in earnings |  | 0
Included in interest expense | Merger Earnout |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 0 |
Included in interest expense | Contingent Payments |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings |  | 60
Total gains (losses) (realized or unrealized): |  |
Included in earnings | (627) | $ (734)
Non-operating income | Investment available for sale |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 0 |
Non-operating income | Merger Earnout |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | 0 |
Non-operating income | Contingent Payments |  |
Total gains (losses) (realized or unrealized): |  |
Included in earnings | $ (96) |

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