Interest Expense Interest Expense

6 Months Ended

Jun. 30, 2018

Interest Expense [Abstract]

Interest Income and Interest Expense Disclosure [Text Block]

Interest Expense

The following is a summary of interest expense included in the statements of operations:

	Three Months Ended June 30,						Six Months Ended June 30,
	2018			2017			2018			2017
	(In thousands)
Interest expense	$	21,884		$	14,672		$	45,559		$	28,633
Amortization of deferred financing costs	1,241			376			2,458			788
Net unrealized gain on derivative financial instruments not designated as cash flow hedges	(432		)	—			(1,551		)	—
Capitalized interest	(4,666		)	(462		)	(9,182		)	(917		)
Interest expense	$	18,027		$	14,586		$	37,284		$	28,504