XML 17 R48.htm IDEA: XBRL DOCUMENT v2.4.1.9
Debt (Schedule of Debt) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Oct. 15, 2014
Dec. 31, 2013
Oct. 04, 2010
Debt Instrument [Line Items]        
Credit facility 100,000us-gaap_LineOfCreditFacilityAmountOutstanding $ 100,000us-gaap_LineOfCreditFacilityAmountOutstanding    
Debt:        
Total debt 30,306us-gaap_BorrowedFunds   197,232us-gaap_BorrowedFunds  
Long-term debt 130,306us-gaap_LongTermDebt      
Less: current portion (19,655)us-gaap_LongTermDebtCurrent   (12,187)us-gaap_LongTermDebtCurrent  
Total long-term debt, net 10,651us-gaap_LongTermDebtNoncurrent   185,045us-gaap_LongTermDebtNoncurrent  
Line of Credit [Member]        
Debt:        
Debt, maturity September - 2019      
Revolving Credit Facility [Member]        
Debt Instrument [Line Items]        
Credit facility 100,000us-gaap_LineOfCreditFacilityAmountOutstanding
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
  0us-gaap_LineOfCreditFacilityAmountOutstanding
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
 
Debt:        
Debt interest rate 1.82%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
     
Senior Notes [Member]        
Debt:        
Debt interest rate       9.50%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
Long-term debt     173,061us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
 
Debt, maturity Redeemed      
PST Short-Term Obligations [Member]        
Debt Instrument [Line Items]        
Short-term obligations 11,249us-gaap_ShortTermBorrowings
/ us-gaap_LongtermDebtTypeAxis
= sri_PstShortTermObligationsMember
  4,822us-gaap_ShortTermBorrowings
/ us-gaap_LongtermDebtTypeAxis
= sri_PstShortTermObligationsMember
 
Debt:        
Debt, maturity Various 2015      
PST Short-Term Obligations [Member] | Maximum [Member]        
Debt:        
Interest rate maximum 14.94%us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum
/ us-gaap_LongtermDebtTypeAxis
= sri_PstShortTermObligationsMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
     
PST Short-Term Obligations [Member] | Minimum [Member]        
Debt:        
Interest rate minimum 12.72%us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum
/ us-gaap_LongtermDebtTypeAxis
= sri_PstShortTermObligationsMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
     
PST Long-Term Notes [Member]        
Debt:        
Long-term debt 16,770us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= sri_PstLongTermNotesMember
  16,896us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= sri_PstLongTermNotesMember
 
Debt maturity period range start 2016      
Debt maturity period range end 2021      
PST Long-Term Notes [Member] | Maximum [Member]        
Debt:        
Interest rate maximum 8.00%us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum
/ us-gaap_LongtermDebtTypeAxis
= sri_PstLongTermNotesMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
     
PST Long-Term Notes [Member] | Minimum [Member]        
Debt:        
Interest rate minimum 4.00%us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum
/ us-gaap_LongtermDebtTypeAxis
= sri_PstLongTermNotesMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
     
Other [Member]        
Debt:        
Total debt 837us-gaap_BorrowedFunds
/ us-gaap_LongtermDebtTypeAxis
= sri_OtherDebtMember
  966us-gaap_BorrowedFunds
/ us-gaap_LongtermDebtTypeAxis
= sri_OtherDebtMember
 
Suzhou Note [Member]        
Debt Instrument [Line Items]        
Short-term obligations 1,450us-gaap_ShortTermBorrowings
/ us-gaap_LongtermDebtTypeAxis
= sri_SuzhouLongTermNoteMember
  $ 1,487us-gaap_ShortTermBorrowings
/ us-gaap_LongtermDebtTypeAxis
= sri_SuzhouLongTermNoteMember
 
Debt:        
Debt interest rate 6.72%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_LongtermDebtTypeAxis
= sri_SuzhouLongTermNoteMember
     
Debt, maturity April - 2015