Derivative Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block]

The table below presents the fair value of the Company’s derivative financial instruments as well as their classification on the consolidated balance sheets as of December 31, 2018 and 2017 and the effect of Company's derivative financial instruments on the consolidated statements of operations for the years ended December 31, 2018, 2017, and 2016 (amounts in thousands):

Derivatives not designated as hedging instruments under ASC 815-20	Balance Sheet Location	Fair values of derivative instruments as of December 31,				Location of Gain or (Loss) Recognized in Income	The Effect of Derivative Instruments on the Statement of Operations for the Years Ended December 31,
		2018		2017			2018		2017		2016
Interest rate caps	Accounts receivable, prepaids and other assets		$2,596		$ —	Interest Expense		$(2,846)		$ —		$ —