Debt early redemption premium

No definition available.

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- Definition

Increase in maximum borrowing capacity of credit facility

+ References

No definition available.

+ Details

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- Definition

Interest rate multiplier

+ References

No definition available.

+ Details

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the seventh fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the sixth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Maximum Leverage Ratio

+ References

No definition available.

+ Details

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- Definition

Minimum interest coverage ratio

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Percentage of outstanding debt redeemed

+ References

No definition available.

+ Details

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

- Definition

Amount of premium paid on extinguishment of debt.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

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-Subparagraph (SX 210.5-02.22)

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- Definition

States whether the entity was in compliance with the debt covenants throughout the reporting period, and describes facts and circumstances of any compliance failure.

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- Definition

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

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- Definition

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

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-Name Regulation S-X (SX)

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

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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-Subparagraph (SX 210.5-02.22(a)(2))

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- Definition

Start date of debt instrument redemption period, in CCYY-MM-DD format.

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- Definition

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

+ References

+ Details

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- Definition

Amount of gain (loss) included in earnings for the period from the increase (decrease) in fair value of interest rate derivatives not designated as hedging instruments.

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- Definition

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

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-SubTopic 10

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- Definition

Amount borrowed under the credit facility as of the balance sheet date.

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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- Definition

Identification of whether the entity has been in compliance with any credit facility debt covenants during the period.

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- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

+ References

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- 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

+ Details

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- Definition

The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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-Subparagraph (SX 210.5-02.20)

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-Glossary Line-of-Credit Arrangement

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- Definition

Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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-Number 210

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year.

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year.

+ References

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year.

+ References

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year.

+ References

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- Definition

Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year.

+ References

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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-Subparagraph (SX 210.5-02.22)

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- Definition

Weighted average interest rate of long-term debt outstanding.

+ References

No definition available.

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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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- Definition

Carrying amount of collateralized debt obligations with maturities initially due after one year or beyond the operating cycle, if longer, excluding the current portion. Obligations include, but not limited to, mortgage loans, chattel loans, and other borrowings secured by assets.

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-Subparagraph (SX 210.5-02.22)

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- Definition

Weighted average interest rate of short-term debt outstanding.

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

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-Name Accounting Standards Codification

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-Subparagraph (SX 210.5-03.8)

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Debt (Narrative) (Details)	3 Months Ended		0 Months Ended		3 Months Ended	6 Months Ended			3 Months Ended				3 Months Ended					3 Months Ended
Debt (Narrative) (Details)	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Oct. 15, 2014 Senior Notes [Member] USD ($)	Sep. 02, 2014 Senior Notes [Member] USD ($)	Mar. 31, 2015 Senior Notes [Member]	Dec. 31, 2014 Senior Notes [Member] USD ($)	Sep. 01, 2014 Senior Notes [Member] USD ($)	Oct. 04, 2010 Senior Notes [Member] USD ($)	Mar. 31, 2015 Revolving Credit Facility [Member] USD ($)	Dec. 31, 2014 Revolving Credit Facility [Member] USD ($)	Sep. 12, 2014 Revolving Credit Facility [Member] USD ($)	Nov. 02, 2007 Revolving Credit Facility [Member] USD ($)	Mar. 31, 2015 Revolving Credit Facility [Member] Maximum [Member]	Mar. 31, 2015 Revolving Credit Facility [Member] Minimum [Member]	Mar. 31, 2015 Term Loan [Member] USD ($)	Dec. 31, 2014 Term Loan [Member] USD ($)	Feb. 25, 2014 Term Loan One [Member] CNY	Mar. 31, 2015 Term Loan One [Member] People's Bank of China One-Year Lending Rate [Member]	Mar. 31, 2015 Term Loan Two [Member] USD ($)	Dec. 31, 2014 Term Loan Two [Member] USD ($)	Oct. 17, 2014 Term Loan Two [Member] CNY	Mar. 31, 2015 PST Eletronicaltda [Member]	Mar. 31, 2015 PST Eletronicaltda [Member] Term Loan One [Member]	Mar. 31, 2015 PST Eletronicaltda [Member] Term Loan Two [Member]	Mar. 31, 2015 Electronics [Member] Line of Credit [Member] USD ($)	Mar. 31, 2015 Electronics [Member] Line of Credit [Member] SEK	Dec. 31, 2014 Electronics [Member] Line of Credit [Member] USD ($)
Debt Instrument [Line Items]
Write off of deferred financing costs						$ 597,000
Credit Facility covenat compliance	The Company was in compliance with all credit facility covenants at March 31, 2015 and December 31, 2014
Notes covenant compliance	The Company was in compliance with all note covenants at March 31, 2015 and December 31, 2014.
Debt interest rate								9.50%	1.83%														8.00%	4.00%
Debt instrument, maturity date					Oct. 15, 2017
Credit facility, commitment fee percentage													0.35%	0.20%
Line of credit facility, maximum borrowing capacity											300,000,000	100,000,000													2,317,000	20,000,000	2,562,000
Increase in maximum borrowing capacity of credit facility											80,000,000
Borrowings outstanding	100,000,000	100,000,000							100,000,000	100,000,000
Interest rate multiplier																		120.00%
Line of credit, current															0	0
Face value of senior secured notes							175,000,000	175,000,000
Note redeemable start date					Oct. 15, 2014
Percentage of outstanding debt redeemed				10.00%
Debt early redemption percentage			104.75%	103.00%
Debt early redemption premium			104.75%
Amortization of debt discount (premium)						2,252,000
De-designation date unrecognized gain on interest rate swap						348,000
Redemption of notes			157,500,000	17,500,000
Debt, face amount																	9,000,000				9,000,000
Debt outstanding																			1,452,000	1,450,000
Line of credit expiration date									Sep. 12, 2019
Maximum leverage ratio	3.00%sri_MaximumLeverageRatio
Minimum interest coverage ratio	3.50%sri_MinimumInterestCoverageRatio
Total long-term debt, net	7,471,000us-gaap_LongTermDebtNoncurrent	10,651,000us-gaap_LongTermDebtNoncurrent
Less: current portion	15,917,000us-gaap_LongTermDebtCurrent	19,655,000us-gaap_LongTermDebtCurrent
Loss on early extinguishment of debt						(10,507,000)
Premium paid on extinguishment of debt						8,006,000
2015															13,863,000
2016															2,252,000
2017															2,099,000
2018															1,174,000
2019															1,174,000
2020															403,000
2021															$ 369,000
Long-term debt, weighted average interest rate																						5.50%
Short-term debt, weighted average interest rate																						13.40%