Derivatives And Hedging Activity (Tables)

12 Months Ended

Dec. 31, 2017

Interest Rate Derivatives [Abstract]

Schedule of Interest Rate Derivatives

	Number of					Total Notional Amount
Month executed	Contracts		Beginning Date	Maturity Date	Rate	(millions)
June 2015		1	June 30, 2015	June 30, 2018	1.40%	$	5.0
April 2017		2	April 13, 2017	April 30, 2020	1.81%	$	15.0
July 2017		4	July 31, 2017	July 31, 2020	1.78%	$	17.5