Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2015

Estimated Fair Values of Other Financial Instruments

The estimated fair values of other financial instruments subject to fair value disclosures, determined based on Level One inputs including broker quotes or quoted market prices or rates for the same or similar instruments and the related carrying amounts are as follows:

	March 31, 2015				December 31, 2014
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Long-term debt, including current portion	$	1,486,312	$	1,608,613	$	1,394,077	$	1,601,418