Debt and Other Obligations

6 Months Ended

Jun. 30, 2018

Extinguishment of Debt [Line Items]

Debt and Other Obligations

Debt

The outstanding balance of the 3.849% Secured Notes due April 2023 as of both June 30, 2018 and December 31, 2017 was $993 million.

Interest Expense and Amortization of Deferred Financing Costs

The components of interest expense and amortization of deferred financing costs are as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2018		2017		2018		2017
Interest expense on debt obligations	$	9,622	$	9,622	$	19,245	$	19,245
Amortization of deferred financing costs	346		346		692		692
Total	$	9,968	$	9,968	$	19,937	$	19,937