Derivative Instruments and Hedging Activities Derivative Instruments and Hedging Activities (Tables)

6 Months Ended

Jun. 30, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Interest Rate Derivative Instruments

The following table summarizes the interest rate swap agreements as of June 30, 2018 and December 31, 2017.

	December 2016 Hedge		June 2018 Hedge
Notional Amount	$50 million		$20 million (1)
Effective Date	December 30, 2016		June 29, 2018
Index	One month LIBOR		One month LIBOR
Maturity	December 31, 2019		December 31, 2021
Rate	1.59	%	2.98	%

⁽¹⁾ The notional amount increases to $70 million upon maturity of December 2016 hedge on December 31, 2019.