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Related Party Transactions (Tables)

6 Months Ended

Jun. 30, 2013

Related Party Transactions [Abstract]

Schedule of Related Party Transactions [Table Text Block]

The table below summarizes the nature and amount of related party transactions of PNMR, PNM, and TNMP:

	Three Months Ended								Six Months Ended
	June 30,								June 30,
	2013				2012				2013			2012
	(In thousands)
Services billings:
PNMR to PNM	$	20,837			$	23,832			43,489			45,887
PNMR to TNMP	6,856				6,816				14,217			13,767
PNM to TNMP	133				168				241			289
TNMP to PNMR	2				4				4			8
Interest billings:
PNMR to TNMP	119				32				215			50
PNMR to PNM	—				1				1			1
PNM to PNMR	37				44				78			89
Income tax sharing payments:
PNMR to PNM	45,000				—				45,000			63,114
PNMR to TNMP	—				—				—			1,952

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- Definition

Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates.

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