Derivatives and Hedging Activities (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)	Jul. 31, 2019 USD ($) instrument
Derivative [Line Items]
Gain (loss) to be reclassified during next 12 months	$ 4,830		$ 4,830
Interest expense	13,649	$ 16,481	42,610	$ 50,715
Interest Rate Swap | Designated as Hedging Instrument | Accounts Payable and Other Liabilities
Derivative [Line Items]
Derivative liability	$ (19,687)		(19,687)		$ (1,928)
Interest Rate Swap | Designated as Hedging Instrument | Cash Flow Hedging
Derivative [Line Items]
Number of instruments | instrument						4
Notional amount						$ 300,000
Interest Rate Swap | Designated as Hedging Instrument | Cash Flow Hedging | Interest Expense
Derivative [Line Items]
Amount of gain (loss) recognized in OCI on derivatives			(19,934)	(5,326)
Amount of (income) loss reclassified from accumulated OCI into income			$ 2,175	$ (299)