Derivatives and Hedging Activity (Offsetting Disclosure for Derivative Contracts) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Derivative Asset [Abstract]
Gross amounts recognized	$ 8,894	$ 5,742
Gross amounts offset in the consolidated balance sheet	0	0
Net amounts presented in the consolidated balance sheet	8,894	5,742
Gross amounts not offset in the consolidated balance sheet, Financial Instruments	(155)	(380)
Gross amounts not offset in the consolidated balance sheet, Collateral	0	(106)
Net Amount, net amount total, derivative asset, fair value	8,739	5,256
Derivative Liability [Abstract]
Gross amounts recognized	52,301	54,725
Gross amounts offset in the consolidated balance sheet	0	0
Net amounts presented in the consolidated balance sheet	52,301	54,725
Gross amounts not offset in the consolidated balance sheet, Financial Instruments	(155)	(380)
Gross amounts not offset in the consolidated balance sheet, Collateral	(52,146)	(54,345)
Net Amount, net amount total, derivative liability, fair value	0	0
Designated as Hedging Instrument | Interest Rate Swap
Derivative Asset [Abstract]
Gross amounts recognized	8,739	5,256
Gross amounts offset in the consolidated balance sheet	0	0
Net amounts presented in the consolidated balance sheet	8,739	5,256
Gross amounts not offset in the consolidated balance sheet, Financial Instruments	0	0
Gross amounts not offset in the consolidated balance sheet, Collateral	0	0
Net Amount, net amount total, derivative asset, fair value	8,739	5,256
Derivative Liability [Abstract]
Gross amounts recognized	3,536	6,683
Gross amounts offset in the consolidated balance sheet	0	0
Net amounts presented in the consolidated balance sheet	3,536	6,683
Gross amounts not offset in the consolidated balance sheet, Financial Instruments	0	0
Gross amounts not offset in the consolidated balance sheet, Collateral	(3,536)	(6,683)
Net Amount, net amount total, derivative liability, fair value	0	0
Not Designated as Hedging Instrument | Interest Rate Swap
Derivative Asset [Abstract]
Gross amounts recognized	155	352
Gross amounts offset in the consolidated balance sheet	0	0
Net amounts presented in the consolidated balance sheet	155	352
Gross amounts not offset in the consolidated balance sheet, Financial Instruments	(155)	(352)
Gross amounts not offset in the consolidated balance sheet, Collateral	0	0
Net Amount, net amount total, derivative asset, fair value	0	0
Derivative Liability [Abstract]
Gross amounts recognized	48,765	48,014
Gross amounts offset in the consolidated balance sheet	0	0
Net amounts presented in the consolidated balance sheet	48,765	48,014
Gross amounts not offset in the consolidated balance sheet, Financial Instruments	(155)	(352)
Gross amounts not offset in the consolidated balance sheet, Collateral	(48,610)	(47,662)
Net Amount, net amount total, derivative liability, fair value	0	0
Not Designated as Hedging Instrument | Foreign Exchange
Derivative Asset [Abstract]
Gross amounts recognized	0	134
Gross amounts offset in the consolidated balance sheet	0	0
Net amounts presented in the consolidated balance sheet	0	134
Gross amounts not offset in the consolidated balance sheet, Financial Instruments	0	(28)
Gross amounts not offset in the consolidated balance sheet, Collateral	0	(106)
Net Amount, net amount total, derivative asset, fair value	0	0
Derivative Liability [Abstract]
Gross amounts recognized	0	28
Gross amounts offset in the consolidated balance sheet	0	0
Net amounts presented in the consolidated balance sheet	0	28
Gross amounts not offset in the consolidated balance sheet, Financial Instruments	0	(28)
Gross amounts not offset in the consolidated balance sheet, Collateral	0	0
Net Amount, net amount total, derivative liability, fair value	$ 0	$ 0