Derivative Instruments and Hedging Activity - Offsetting of Derivative Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Derivative Instruments and Hedging Activity
Gross Amounts of Recognized Assets	$ 283	$ 572
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amounts of Assets presented in the statement of Financial Position	283	572
Gross Amounts Not Offset in the Statement of Financial Position, Financial Instruments	(155)	(572)
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	128
Gross Amounts of Recognized Liabilities	18,369	7,943
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amounts of Liabilities presented in the statement of Financial Position	18,369	7,943
Gross Amounts Not Offset in the Statement of Financial Position, Financial Instruments	(155)	(572)
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	$ 18,214	$ 7,371

Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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