SEGMENT INFORMATION (Tables)

6 Months Ended

Jun. 30, 2013

Segment Reporting [Abstract]

Schedule of Segment Reporting Information

Three Months Ended
June 30, 2013			NVE
		Consolidated		NVE Other		NPC Electric		SPPC Total		SPPC Electric		SPPC Gas
Operating Revenues		$	731,638	$	4	$	537,124	$	194,510	$	174,302	$	20,208
Energy Costs:
	Fuel for power generation		188,979		-		144,246		44,733		44,733		-
	Purchased power		170,861		-		129,396		41,465		41,465		-
	Gas purchased for resale		17,274		-		-		17,274		-		17,274
	Deferred energy		(86,687)		-		(63,748)		(22,939)		(16,963)		(5,976)
Energy efficiency program costs			12,599		-		10,842		1,757		1,757		-
Total Costs		$	303,026	$	-	$	220,736	$	82,290	$	70,992	$	11,298
Gross Margin		$	428,612	$	4	$	316,388	$	112,220	$	103,310	$	8,910
Merger related costs			13,552		1,165		8,867		3,520
Other operating expenses			106,798		442		70,100		36,256
Maintenance			24,046		-		15,889		8,157
Depreciation and amortization			98,884		-		70,405		28,479
Taxes other than income			15,846		39		9,632		6,175
Operating Income (Loss)		$	169,486	$	(1,642)	$	141,495	$	29,633

Six Months Ended
June 30, 2013			NVE
		Consolidated		NVE Other		NPC Electric		SPPC Total		SPPC Electric		SPPC Gas
Operating Revenues		$	1,315,860	$	7	$	908,987	$	406,866	$	346,929	$	59,937
Energy Costs:
	Fuel for power generation		336,227		-		249,777		86,450		86,450		-
	Purchased power		292,171		-		210,804		81,367		81,367		-
	Gas purchased for resale		54,894		-		-		54,894		-		54,894
	Deferred energy		(165,752)		-		(109,103)		(56,649)		(36,298)		(20,351)
Energy efficiency program costs			22,444		-		18,809		3,635		3,635		-
Total Costs		$	539,984	$	-	$	370,287	$	169,697	$	135,154	$	34,543
Gross Margin		$	775,876	$	7	$	538,700	$	237,169	$	211,775	$	25,394
Merger related costs			13,552		1,165		8,867		3,520
Other operating expenses			211,470		1,917		137,492		72,061
Maintenance			48,952		-		33,964		14,988
Depreciation and amortization			194,886		-		139,066		55,820
Taxes other than income			32,322		261		19,591		12,470
Operating Income (Loss)		$	274,694	$	(3,336)	$	199,720	$	78,310

Three Months Ended
June 30, 2012			NVE
		Consolidated		NVE Other		NPC Electric		SPPC Total		SPPC Electric		SPPC Gas
Operating Revenues		$	740,698	$	4	$	553,143	$	187,551	$	168,007	$	19,544
Energy Costs:
	Fuel for power generation		112,585		-		81,258		31,327		31,327		-
	Purchased power		164,092		-		135,276		28,816		28,816		-
	Gas purchased for resale		9,492		-				9,492		-		9,492
	Deferred energy		10,490		-		5,053		5,437		4,314		1,123
Energy efficiency program costs			24,600		-		21,200		3,400		3,400		-
Total Costs		$	321,259	$	-	$	242,787	$	78,472	$	67,857	$	10,615
Gross Margin		$	419,439	$	4	$	310,356	$	109,079	$	100,150	$	8,929
Other operating expenses			103,371		1,067		68,650		33,654
Maintenance			24,650		-		16,988		7,662
Depreciation and amortization			96,316		-		69,131		27,185
Taxes other than income			14,266		45		8,596		5,625
Operating Income (Loss)		$	180,836	$	(1,108)	$	146,991	$	34,953

Six Months Ended
June 30, 2012			NVE
		Consolidated		NVE Other		NPC Electric		SPPC Total		SPPC Electric		SPPC Gas
Operating Revenues		$	1,352,118	$	8	$	948,831	$	403,279	$	337,813	$	65,466
Energy Costs:
	Fuel for power generation		229,620		-		161,807		67,813		67,813		-
	Purchased power		281,208		-		216,807		64,401		64,401		-
	Gas purchased for resale		41,109		-		-		41,109		-		41,109
	Deferred Energy		(1,249)		-		7,224		(8,473)		(8,356)		(117)
Energy efficiency program costs			44,025		-		36,974		7,051		7,051		-
Total Costs		$	594,713	$	-	$	422,812	$	171,901	$	130,909	$	40,992
Gross Margin		$	757,405	$	8	$	526,019	$	231,378	$	206,904	$	24,474
Other operating expenses			206,972		1,774		135,112		70,086
Maintenance			57,176		-		40,061		17,115
Depreciation and amortization			187,178		-		134,121		53,057
Taxes other than income			28,775		237		17,050		11,488
Operating Income (Loss)		$	277,304	$	(2,003)	$	199,675	$	79,632