Interest Rate Swap (Details) - Interest Rate Swap - Not Designated as Hedging Instrument - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Derivatives, Fair Value [Line Items]
Derivative, notional amount	$ 150,000,000		$ 150,000,000		$ 150,000,000
Gain (loss) on derivative	94,000	$ (434,000)	30,000	$ (1,796,000)
Other Liabilities
Derivatives, Fair Value [Line Items]
Derivative liability, fair value	$ (1,086,000)		$ (1,086,000)		$ (1,116,000)