Other Comprehensive Income (Loss) (Components of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Accumulated other comprehensive income (loss), beginning balance			$ (8,809)	$ (1,553)
Other comprehensive income before reclassifications			(1,046)	2,399
Amounts reclassed from accumulated other comprehensive income			772	354
Total other comprehensive (loss) income, net of tax	$ (1,258)	$ 1,977	(274)	2,753
Accumulated other comprehensive (loss) income, ending balance	(9,083)	1,200	(9,083)	1,200
Net Unrealized Gains on AFS Securities [Member]
Accumulated other comprehensive income (loss), beginning balance			4,222	3,201
Other comprehensive income before reclassifications			(1,037)	2,429
Amounts reclassed from accumulated other comprehensive income			0	0
Total other comprehensive (loss) income, net of tax			(1,037)	2,429
Accumulated other comprehensive (loss) income, ending balance	3,185	5,630	3,185	5,630
Net Unrealized Losses on Cash Flow Hedges [Member]
Accumulated other comprehensive income (loss), beginning balance			(287)	(618)
Other comprehensive income before reclassifications			(9)	(30)
Amounts reclassed from accumulated other comprehensive income			183	185
Total other comprehensive (loss) income, net of tax			174	155
Accumulated other comprehensive (loss) income, ending balance	(113)	(463)	(113)	(463)
Pension Benefit Adjustment [Member]
Accumulated other comprehensive income (loss), beginning balance			(12,744)	(4,136)
Other comprehensive income before reclassifications			0	0
Amounts reclassed from accumulated other comprehensive income			589	169
Total other comprehensive (loss) income, net of tax			589	169
Accumulated other comprehensive (loss) income, ending balance	$ (12,155)	$ (3,967)	$ (12,155)	$ (3,967)