Accumulated Other Comprehensive Income (Changes in AOCI) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance			$ 936
Other comprehensive income (loss), net of tax	(325)	(259)	1,654	(1,861)	(2,389)
Ending balance	2,590	1,464	2,590	1,464	936
Gains and Losses on Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance			(591)	(1,003)	(1,003)
Other comprehensive income before reclassifications			(124)	324
Amounts reclassified from accumulated other comprehensive income			0	0
Other comprehensive income (loss), net of tax			(124)	324
Ending balance	(715)	(679)	(715)	(679)
Unrealized Gains and Losses on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance			1,527	4,328	4,328
Other comprehensive income before reclassifications			2,020	(1,454)
Amounts reclassified from accumulated other comprehensive income			(242)	(731)
Other comprehensive income (loss), net of tax			1,778	(2,185)
Ending balance	$ 3,305	$ 2,143	$ 3,305	$ 2,143