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Related Party Transactions (Tables)

3 Months Ended

Mar. 31, 2018

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

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

	Three Months Ended
	March 31,
	2018				2017
	(In thousands)
Services billings:
PNMR to PNM	$	23,679			$	24,402
PNMR to TNMP	8,365				8,137
PNM to TNMP	86				85
TNMP to PNMR	35				35
PNMR to NMRD	78				—
Renewable energy purchases:
PNM from NMRD	370				—
Interest billings:
PNMR to PNM	62				—
PNM to PNMR	66				43
PNMR to TNMP	8				31
Income tax sharing payments:
PNMR to PNM	—				—
PNMR to TNMP	—				—
TNMP to PNMR	—				—

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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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