Derivative Instruments and Hedging Activity (Details 3) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Derivative [Line Items]
Gross Amounts of Recognized Assets	$ 1,561	$ 1,409
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amounts of Assets presented in the statement of Financial Position	1,561	1,409
Gross Amounts Not Offset in the Statement of Financial Position, Financial Instruments	(89)	(50)
Gross Amounts Not Offset in the Statement of Financial Position, Cash Collateral Received	0	0
Gross Amounts Not Offset in the Statement of Financial Position, Net Amount	1,472	1,359
Gross Amounts of Recognized Liabilities	1,404	1,994
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amounts of Liabilities presented in the statement of Financial Position	1,404	1,994
Gross Amounts Not Offset in the Statement of Financial Position, Financial Instruments	(89)	(50)
Gross Amounts Not Offset in the Statement of Financial Position, Cash Collateral Received	0	0
Gross Amounts Not Offset in the Statement of Financial Position, Net Amount	$ 1,315	$ 1,944