XML 42 R35.htm IDEA: XBRL DOCUMENT v2.4.0.8

Postretirement and Other Benefits Pension and OPEB Benefits (Tables)

3 Months Ended

Mar. 31, 2014

Postretirement and Other Benefits [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

The components of net pension and OPEB benefit costs for U.S. employees and net pension benefit costs for French employees during the three months ended March 31, 2014 and 2013 were as follows ($ in millions):

	Three Months Ended March 31,
	U.S. Pension Benefits								French Pension Benefits								U.S. OPEB Benefits
	2014				2013				2014				2013				2014				2013
Service cost	$	—			$	—			$	0.3			$	0.3			$	—			$	—
Interest cost	1.7				1.3				0.2				0.2				—				—
Expected return on plan assets	(1.5		)		(1.8		)		(0.1		)		(0.1		)		—				—
Amortizations and other	1.0				1.7				0.3				0.3				(0.1		)		(0.2		)
Net periodic benefit cost	$	1.2			$	1.2			$	0.7			$	0.7			$	(0.1	)		$	(0.2	)

X

- Details

Name:	swm_PostretirementAndOtherBenefitsAbstract
Namespace Prefix:	swm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- 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

+ Details

Name:	us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration