OTHER INCOME AND EXPENSES (Tables)

12 Months Ended

Dec. 31, 2012

OTHER INCOME AND EXPENSES

Schedule of various non-regulated activities

	2012					2011				2010
	Revenue		Expense			Revenue		Expense		Revenue		Expense
Operating and maintenance	$	9,938	$	10,976		$	9,176	$	9,689	$	9,237	$	9,713
Meter reading and billing		1,255		882			1,212		944		1,207		990
Leases		1,956		153			1,892		330		2,162		877
Design and construction		1,407		1,135			1,689		1,420		1,306		1,041
Interest income		41		—			75		—		28		—
Change in value of life insurance contracts (gain) loss		—		(2,504	)		—		1,876		—		(2,641	)
Other non-regulated income and expenses		2,089		911			2,116		1,563		2,053		2,332
Total	$	16,686	$	11,553		$	16,160	$	15,822	$	15,993	$	12,312