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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) (USD $) In Millions, unless otherwise specified | 3 Months Ended
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Mar. 29, 2014
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS |
Repurchase of senior notes, premiums paid | $ 30.6

X
- Definition Represents the amount of cash outflow for premiums paid on repurchase of senior notes during the period. + References No definition available. + Details
Name: | spw_PaymentsOfPremiumsOnRepurchaseOfSeniorNotes
Namespace Prefix: | spw_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementOfCashFlowsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration