Fair Value (Tables)

12 Months Ended

Dec. 31, 2016

Fair Value Disclosures [Abstract]

Carrying Value and Fair Value of Variable Rate Long-term Debt

The following table reflects the carrying value and fair value of our variable-rate long-term debt (in thousands):

	As of December 31,
	2016				2015
	Carrying Value		Fair Value		Carrying Value		Fair Value
Variable-rate long-term debt	$	1,269,000	$	1,269,000	$	817,000	$	817,000