XML 67 R57.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Segment Information (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 USD ($) | Jun. 30, 2015 USD ($) | Jun. 30, 2016 USD ($) segment | Jun. 30, 2015 USD ($)
Segment Reporting Information [Line Items] |  |  |  |
Number of operating segments | segment |  |  | 2 |
Number of reportable segments | segment |  |  | 2 |
Net Sales [Abstract] |  |  |  |
Net Sales | $ 217.3 | $ 181.9 | $ 431.9 | $ 369.9
Percentage of Net Sales (in hundredths) | 100.00% | 100.00% | 100.00% | 100.00%
Operating Profit [Abstract] |  |  |  |
Operating Profit | $ 37.5 | $ 24.0 | $ 69.1 | $ 46.5
Operating Profit (in hundredths) | 100.00% | 100.00% | 100.00% | 100.00%
Operating Segments [Member] | Engineered Papers Segment [Member] |  |  |  |
Net Sales [Abstract] |  |  |  |
Net Sales | $ 145.3 | $ 141.3 | $ 288.9 | $ 288.8
Percentage of Net Sales (in hundredths) | 66.90% | 77.70% | 66.90% | 78.10%
Operating Profit [Abstract] |  |  |  |
Operating Profit | $ 35.9 | $ 26.9 | $ 71.4 | $ 54.7
Operating Profit (in hundredths) | 95.70% | 112.10% | 103.30% | 117.60%
Operating Segments [Member] | Advanced Materials & Structures Segment [Member] |  |  |  |
Net Sales [Abstract] |  |  |  |
Net Sales | $ 72.0 | $ 40.6 | $ 143.0 | $ 81.1
Percentage of Net Sales (in hundredths) | 33.10% | 22.30% | 33.10% | 21.90%
Operating Profit [Abstract] |  |  |  |
Operating Profit | $ 8.9 | $ 5.4 | $ 14.1 | $ 8.0
Operating Profit (in hundredths) | 23.70% | 22.50% | 20.40% | 17.20%
Unallocated Amount to Segment [Member] |  |  |  |
Operating Profit [Abstract] |  |  |  |
Operating Profit | $ (7.3) | $ (8.3) | $ (16.4) | $ (16.2)
Operating Profit (in hundredths) | (19.40%) | (34.60%) | (23.70%) | (34.80%)

X
- Definition The percentage of segment operating profit contribution to total operating profit. + References No definition available. + Details
Name: | swm_OperatingProfitPercentage
Namespace Prefix: | swm_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage of net product revenue to total net revenue from the sale of goods. + References No definition available. + Details
Name: | swm_SalesRevenueNetPercentage
Namespace Prefix: | swm_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Segment Net Sales [Abstract] + References No definition available. + Details
Name: | swm_SegmentNetSalesAbstract
Namespace Prefix: | swm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Segment Operating Profit [Abstract] + References No definition available. + Details
Name: | swm_SegmentOperatingProfitAbstract
Namespace Prefix: | swm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References No definition available. + Details
Name: | us-gaap_NumberOfOperatingSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net result for the period of deducting operating expenses from operating revenues. + References No definition available. + Details
Name: | us-gaap_OperatingIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(a)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_SalesRevenueGoodsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_MaterialReconcilingItemsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |