Accumulated Other Comprehensive Income/(Loss) (Details) $ in Thousands	9 Months Ended
Sep. 30, 2015 USD ($)
Accumulated other comprehensive income/(loss)
Balances, beginning of period	$ 25,283
Balances, end of period	29,100
Accumulated other comprehensive income/(loss) net of tax
Balances, beginning of period	25,283
Balances, end of period	29,100
Accumulated other comprehensive income/(loss) [Member]
Accumulated other comprehensive income/(loss)
Balances, beginning of period	11
Balances, end of period	(37)
Accumulated other comprehensive income/(loss) net of tax
Balances, beginning of period	11
Balances, end of period	(37)
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	(36)
Reclassifications due to realization of gain on sale of marketable securities (1)	(12)
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	(31)
Reclassifications due to realization of gain on sale of marketable securities (1)	(10)
Accumulated other comprehensive income after tax [Member]
Accumulated other comprehensive income/(loss)
Balances, beginning of period	10
Balances, end of period	(31)
Accumulated other comprehensive income/(loss) net of tax
Balances, beginning of period	10
Balances, end of period	$ (31)

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