XML 17 R46.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Goodwill Carrying Amount of Goodwill By Segment (Details) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2015 USD ($)
Goodwill [Roll Forward] |
Goodwill beginning of period, net | $ 125.5
Foreign currency translation adjustments | (0.2)
Goodwill end of period, net | 125.3
Reconstituted Tobacco [Member] |
Goodwill [Roll Forward] |
Goodwill beginning of period, net | 5.3
Foreign currency translation adjustments | (0.4)
Goodwill end of period, net | 4.9
Filtration [Member] |
Goodwill [Roll Forward] |
Goodwill beginning of period, net | 120.2
Foreign currency translation adjustments | 0.2
Goodwill end of period, net | $ 120.4

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
Name: | us-gaap_Goodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_GoodwillRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillTranslationAdjustments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=swm_ReconstitutedTobaccoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=swm_FiltrationSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |