Derivative Financial Instruments - Information about Financial Instruments that are Eligible for Offset in the Consolidated Balance Sheets (Details) - Interest Rate Swap [Member] - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Offsetting Derivative Assets
Gross Amounts of Recognized Assets, Offsetting of Derivative Assets	$ 2,629	$ 3,025
Gross Amounts Offset in the Statement of Financial Position, Offsetting of Derivative Assets		0
Net Amounts of Assets presented in the Statement of Financial Position, Offsetting of Derivative Assets	2,629	3,025
Financial Instruments, Gross Amounts Not Offset in the Statement of Financial Position, Offsetting of Derivative Assets		(347)
Cash Collateral Received, Gross Amounts Not Offset in the Statement of Financial Position, Offsetting of Derivative Assets		0
Net Amount, Offsetting of Derivative Assets	2,629	2,678
Offsetting Derivative Liabilities
Fair value of derivative liability	2,954	2,813
Gross Amounts Offset in the Statement of Financial Position, Offsetting of Derivative Liabilities		0
Net Amounts of Liabilities presented in the Statement of Financial Position, Offsetting of Derivative Liabilities	2,954	2,813
Financial Instruments, Gross Amounts Not Offset in the Statement of Financial Position, Offsetting of Derivative Liabilities		(347)
Cash Collateral Posted, Gross Amounts Not Offset in the Statement of Financial Position, Offsetting of Derivative Liabilities	(1,195)	0
Net Amount, Offsetting of Derivative Liabilities	$ 1,759	$ 2,466