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Related Party Transactions (Tables)

9 Months Ended

Sep. 30, 2012

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								Nine Months Ended
	September 30,								September 30,
	2012				2011				2012				2011
	(In thousands)
Electricity, transmission and distribution related services billings:
TNMP to PNMR	$	—			$	12,196			$	—			$	30,608
Services billings:
PNMR to PNM	22,143				24,680				68,030				70,849
PNMR to TNMP	6,439				7,295				20,206				21,250
PNM to TNMP	184				40				473				327
TNMP to PNMR	4				48				12				145
PNMR to Optim Energy	—				1,277				—				4,083
Optim Energy to PNMR	—				4				—				23
Interest billings:
PNMR to TNMP	22				8				72				36
PNMR to PNM	—				9				1				45
PNM to PNMR	45				33				134				97
Income tax sharing payments:
PNMR to PNM	—				—				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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