FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)

12 Months Ended

Dec. 31, 2013

FAIR VALUE OF FINANCIAL INSTRUMENTS

Schedule of fair value of long-term debt, including current maturities, and advances for construction

	December 31, 2013
			Fair Value
	Cost		Level 1		Level 2		Level 3		Total
Long-term debt, including current maturities	$	434,050	$	—	$	511,146	$	—	$	511,146
Advances for construction		183,393		—		73,389		—		73,389
Total	$	617,443	$	—	$	584,535	$	—	$	584,535

	December 31, 2012
			Fair Value
	Cost		Level 1		Level 2		Level 3		Total
Long-term debt, including current maturities	$	481,250	$	—	$	613,211	$	—	$	613,211
Advances for construction		187,584		—		70,914		—		70,914
Total	$	668,834	$	—	$	684,125	$	—	$	684,125