Represents the amount of accrued interest paid.

No definition available.

Name:	spw_AccruedInterestPaid
Namespace Prefix:	spw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the redemption transaction cost related to debt instrument.

+ References

No definition available.

+ Details

Name:	spw_DebtInstrumentRedemptionCost
Namespace Prefix:	spw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the aggregate redemption price.

+ References

No definition available.

+ Details

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Balance Type:	debit
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- Definition

Represents the redemption price as a percentage of the principal amount at which the debt instrument may be required to be redeemed in the event of a change of control.

+ References

No definition available.

+ Details

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- Definition

Represents fees and related transaction costs in obtaining consents from the holders of senior notes allowing these senior notes to become obligations of the new stand-alone, publicly-traded company if, and when, the spin-off transaction is completed.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the payment of costs incurred during the reporting period to terminate the swap agreements in connection with the repayment of debt instruments.

+ References

No definition available.

+ Details

Name:	spw_PaymentsForDebtInstrumentSwapTerminationCosts
Namespace Prefix:	spw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the amount of cash outflow for premiums paid on repurchase of senior notes during the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	spw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

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-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

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Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Topic 210

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-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Data Type:	num:percentItemType
Balance Type:	na
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- Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph e

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

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-Topic 470

-SubTopic 50

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-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12355-112629

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

No definition available.

+ Details

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Balance Type:	credit
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- Definition

Carrying amount at the balance sheet date of borrowings from a bank, not elsewhere enumerated in the taxonomy, with a maturity within one year (or within one operating cycle if longer) from the date of borrowing.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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-Number 210

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-Topic 944

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.8)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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Indebtedness (Details 3) (USD $) In Millions, unless otherwise specified	12 Months Ended	0 Months Ended	3 Months Ended
	Dec. 31, 2014	Feb. 11, 2014	Mar. 29, 2014	Aug. 31, 2010	Dec. 31, 2013	Dec. 31, 2007
Debt activity
Repayments under senior credit facilities	$ 984.7us-gaap_RepaymentsOfDebt
Loss on early extinguishment of debt	(32.5)
Redemption premium paid	30.6
6.875% senior unsecured notes
Debt activity
Aggregate principal amount				600.0
Interest rate percentage				6.875%
Repayments under senior credit facilities	562.5
Termination costs paid for swaps related to term loan that was repaid	26.9
Accrued interest paid related to term loan which was repaid	2.6
Percentage of the principal amount at which notes are redeemable at any time prior to maturity	100.00%
Percentage of principal amount at which notes may be required to be repurchased in event of change of control	101.00%
6.875% senior unsecured notes \| Other income (expense), net
Debt activity
Fees and related transaction costs	5.0
Trade receivables financing arrangement
Debt activity
Repayments under senior credit facilities	81.0
Other Borrowings and Financing Activities
Maximum borrowing capacity	80.0
7.625% senior notes
Debt activity
Aggregate principal amount						500.0
Interest rate percentage		7.625%	7.625%		7.625%	7.625%
Repayments under senior credit facilities	500.0
Percentage of the principal amount at which notes are redeemable at any time prior to maturity	100.00%
Redemption price		530.6
Loss on early extinguishment of debt			(32.5)
Redemption premium paid			30.6
Write-off of unamortized deferred financing fees			1.0
Other costs associated with the extinguishment			0.9
Other indebtedness
Debt activity
Repayments under senior credit facilities	64.7
Other Borrowings and Financing Activities
Outstanding amount, purchase card program agreement	32.1				25.4
Letters of credit under separate arrangements in China and India
Other Borrowings and Financing Activities
Letters of credit issued, amount outstanding	$ 5.7