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Accumulated Other Comprehensive Income/(Loss) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Accumulated other comprehensive income/(loss) |  |
Balances, beginning of period | $ 25,283 | $ 43,013
Balances, end of period | 27,065 | 25,283
Accumulated other comprehensive income/(loss) net of tax |  |
Balances, beginning of period | 25,283 | 43,013
Balances, end of period | 27,065 | 25,283
Accumulated other comprehensive income/(loss) [Member] |  |
Accumulated other comprehensive income/(loss) |  |
Balances, beginning of period | 11 | (59)
Balances, end of period | (35) | 11
Accumulated other comprehensive income/(loss) net of tax |  |
Balances, beginning of period | 11 | (59)
Balances, end of period | (35) | 11
Accumulated due to realization of gain/(loss) on marketable securities [Member] |  |
Accumulated other comprehensive income/(loss) |  |
Other comprehensive loss due to change in fair market value of marketable securities during period before reclassifications | (34) | 21
Reclassifications | (12) | (24)
Accumulated other comprehensive income/(loss) net of tax |  |
Other comprehensive loss due to change in fair market value of marketable securities during period before reclassifications | (29) | 18
Reclassifications | (10) | (20)
Accumulated due to write-down of marketable securities [Member] |  |
Accumulated other comprehensive income/(loss) |  |
Reclassifications |  | 73
Accumulated other comprehensive income/(loss) net of tax |  |
Reclassifications |  | 62
Accumulated other comprehensive income after tax [Member] |  |
Accumulated other comprehensive income/(loss) |  |
Balances, beginning of period | 10 | (50)
Balances, end of period | (29) | 10
Accumulated other comprehensive income/(loss) net of tax |  |
Balances, beginning of period | 10 | (50)
Balances, end of period | $ (29) | $ 10

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