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Pension and Other Postretirement Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2014

Public Service Company of New Mexico [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The following tables present the components of the PNM Plans’ net periodic benefit cost:

	Three Months Ended March 31,
	Pension Plan								OPEB Plan								Executive Retirement Program
	2014				2013				2014				2013				2014				2013
	(In thousands)
Components of Net Periodic
Benefit Cost
Service cost	$	—			$	—			$	45			$	65			$	—			$	—
Interest cost	7,541				7,035				1,159				1,028				205				180
Expected return on plan assets	(9,511		)		(10,482		)		(1,410		)		(1,261		)		—				—
Amortization of net (gain) loss	3,255				3,710				556				1,061				52				58
Amortization of prior service cost	(241		)		19				(336		)		(336		)		—				—
Net periodic benefit cost	$	1,044			$	282			$	14			$	557			$	257			$	238

Texas-New Mexico Power Company [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The following tables present the components of the TNMP Plans’ net periodic benefit cost (income):

	Three Months Ended March 31,
	Pension Plan								OPEB Plan								Executive Retirement Program
	2014				2013				2014				2013				2014				2013
	(In thousands)
Components of Net Periodic
Benefit Cost (Income)
Service cost	$	—			$	—			$	59			$	75			$	—			$	—
Interest cost	798				772				155				141				10				9
Expected return on plan assets	(1,132		)		(1,212		)		(133		)		(126		)		—				—
Amortization of net (gain) loss	166				262				(31		)		—				—				—
Amortization of prior service cost	—				—				8				14				—				—
Net Periodic Benefit Cost (Income)	$	(168	)		$	(178	)		$	58			$	104			$	10			$	9

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (h)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

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