Derivative Financial Instruments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Derivative [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	$ (16,079)	$ (5,489)
Amount reclassified from accumulated other comprehensive loss	1,425	(176)
Interest Expense	37,436	$ 37,752
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months	7,400
Fair Value, Measurements, Recurring [Member]
Derivative [Line Items]
Interest Rate Cash Flow Hedge Asset at Fair Value			$ 2,987
Interest Rate Cash Flow Hedge Liability at Fair Value	(10,420)		(1,515)
Fair Value Inputs Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
Derivative [Line Items]
Interest Rate Cash Flow Hedge Asset at Fair Value			2,987
Interest Rate Cash Flow Hedge Liability at Fair Value	(10,420)		(1,515)
Interest Rate Cash Flow Hedge Derivative At Fair Value Net	$ (10,420)		1,472
Derivative @ 1.053% 265.000M [Member]
Derivative [Line Items]
Derivative, Inception Date	Aug. 01, 2016
Derivative, Maturity Date	Jan. 05, 2022
Derivative, Notional Amount	$ 265,000
Derivative, Description of Variable Rate Basis	1 Month LIBOR with Floor
Derivative, Fixed Interest Rate	1.053%
Interest Rate Cash Flow Hedge Asset at Fair Value			2,674
Interest Rate Cash Flow Hedge Liability at Fair Value	$ (3,192)
Derivative @ 1.303% 19.678M [Member]
Derivative [Line Items]
Derivative, Inception Date	Apr. 07, 2016
Derivative, Maturity Date	Apr. 01, 2023
Derivative, Notional Amount	$ 19,678
Derivative, Description of Variable Rate Basis	1 Month LIBOR
Derivative, Fixed Interest Rate	1.303%
Interest Rate Cash Flow Hedge Asset at Fair Value			148
Interest Rate Cash Flow Hedge Liability at Fair Value	$ (569)
Derivative @ 1.490% 32.809M [Member]
Derivative [Line Items]
Derivative, Inception Date	Dec. 01, 2016
Derivative, Maturity Date	Nov. 01, 2023
Derivative, Notional Amount	$ 32,809
Derivative, Description of Variable Rate Basis	1 Month LIBOR
Derivative, Fixed Interest Rate	1.49%
Interest Rate Cash Flow Hedge Asset at Fair Value			84
Interest Rate Cash Flow Hedge Liability at Fair Value	$ (1,311)
Derivative @ 1.542% 24.000M [Member]
Derivative [Line Items]
Derivative, Inception Date	Sep. 17, 2019
Derivative, Maturity Date	Mar. 17, 2025
Derivative, Notional Amount	$ 24,000
Derivative, Description of Variable Rate Basis	1 Month LIBOR
Derivative, Fixed Interest Rate	1.542%
Interest Rate Cash Flow Hedge Asset at Fair Value			81
Interest Rate Cash Flow Hedge Liability at Fair Value	$ (1,319)
Derivative @ 2.366% 37.022M [Member]
Derivative [Line Items]
Derivative, Inception Date	Jun. 02, 2017
Derivative, Maturity Date	Jun. 02, 2027
Derivative, Notional Amount	$ 37,022
Derivative, Description of Variable Rate Basis	1 Month LIBOR with Floor
Derivative, Fixed Interest Rate	2.366%
Interest Rate Cash Flow Hedge Liability at Fair Value	$ (4,029)		$ (1,515)
Swap [Member]
Derivative [Line Items]
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months	$ 2,800