XML 73 R83.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Long-Term Debt - Long-Term Debt (Parenthetical) (Detail) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Jul. 03, 2014
0.25% due 2014, floating interest rate at Libor + 0.017% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2014 |
Interest rate | 0.25%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2014FloatingInterestRateAtLiborOneMember |
Description of floating rate basis | Libor + 0.017% |
Basis spread on floating rate | 0.017%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2014FloatingInterestRateAtLiborOneMember |
0.26% due 2015, floating interest rate at Libor + 0.026% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2015 |
Interest rate | 0.26%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2015FloatingInterestRateAtLiborTwoMember |
Description of floating rate basis | Libor + 0.026% |
Basis spread on floating rate | 0.026%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2015FloatingInterestRateAtLiborTwoMember |
0.28% due 2016, floating interest rate at Libor + 0.052% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2016 |
Interest rate | 0.28%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2016FloatingInterestRateAtLiborThreeMember |
Description of floating rate basis | Libor + 0.052% |
Basis spread on floating rate | 0.052%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2016FloatingInterestRateAtLiborThreeMember |
0.73% due 2016, floating interest rate at Libor + 0.477% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2016 |
Interest rate | 0.73%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2016FloatingInterestRateAtLiborFourMember |
Description of floating rate basis | Libor + 0.477% |
Basis spread on floating rate | 0.477%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2016FloatingInterestRateAtLiborFourMember |
0.61% due 2016, floating interest rate at Libor + 0.373% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2016 |
Interest rate | 0.61%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2016FloatingInterestRateAtLiborFiveMember |
Description of floating rate basis | Libor + 0.373% |
Basis spread on floating rate | 0.373%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDue2016FloatingInterestRateAtLiborFiveMember |
1.43% due 2020, floating interest rate at Libor + 1.199% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2020 |
Interest rate | 1.43%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyFloatingInterestRateAtLiborSixMember |
Description of floating rate basis | Libor + 1.199% |
Basis spread on floating rate | 1.199%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyFloatingInterestRateAtLiborSixMember |
1.29% due 2020, floating interest rate at Libor + 1.056% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2020 |
Interest rate | 1.29%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyFloatingInterestRateAtLiborSevenMember |
Description of floating rate basis | Libor + 1.056% |
Basis spread on floating rate | 1.056%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyFloatingInterestRateAtLiborSevenMember |
1.00% due 2020, floating interest rate at Euribor + 0.917% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2020 |
Interest rate | 1.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyFloatingInterestRateAtLiborEightMember |
Description of floating rate basis | Libor + 0.917% |
Basis spread on floating rate | 0.917%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyFloatingInterestRateAtLiborEightMember |
0.85% due 2021, floating interest rate at Libor + 0.525% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2021 |
Interest rate | 0.85%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyOneFloatingInterestRateAtLiborNineMember |
Description of floating rate basis | Libor + 0.525% |
Basis spread on floating rate | 0.525%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyOneFloatingInterestRateAtLiborNineMember |
0.90% due 2021, floating interest rate at Libor + 0.572% [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2021 |
Interest rate | 0.90%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyOneFloatingInterestRateAtLiborTenMember |
Description of floating rate basis | Libor + 0.572% |
Basis spread on floating rate | 0.572%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = stm_FundingProgramLoansDueTwoThousandAndTwentyOneFloatingInterestRateAtLiborTenMember |
Zero Coupon due 2019 (Tranche A) [Member] |  |
Debt Instrument [Line Items] |  |
Interest rate | 1.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_ZeroCouponDueTwoThousandNineteenTrancheAMember |
1.0% due 2021 (Tranche B) [Member] |  |
Debt Instrument [Line Items] |  |
Interest rate | 1.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_OnePointZeroPercentageDueTwoThousandTwentyOneTrancheBMember |
0.43% (weighted average), due 2014-2023, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Interest rate | 0.43%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_OtherFundingProgramWeightedAverageDueTwoThousandAndFourteenToTwoThousandAndTwentyThreeFixedInterestRateMember |
1.95% (weighted average), due 2017, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2017 |
Interest rate | 1.95%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_OtherLongTermLoansMember |
0.67% (weighted average), due 2018, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2018 |
Interest rate | 0.67%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_OtherLongTermLoansWeightedAverageDueTwoThousandAndEighteenFixedInterestRateMember |
0.87% (weighted average), due 2020, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2020 |
Interest rate | 0.87%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_OtherLongTermLoansWeightedAverageDueTwoThousandAndTwentyFixedInterestRateMember |
6.65% (weighted average), due 2015-2017, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Interest rate | 6.65%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_CapitalLeasesWeightedAverageDueToTwoThousandAndFifteenToTwoThousandAndSeventeenMember |
Senior Unsecured Convertible Bonds [Member] | Zero Coupon due 2019 (Tranche A) [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2019 |
Interest rate | 0.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_ZeroCouponDueTwoThousandNineteenTrancheAMember / us-gaap_LongtermDebtTypeAxis = stm_SeniorUnsecuredConvertibleBondsMember | 0.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_ZeroCouponDueTwoThousandNineteenTrancheAMember / us-gaap_LongtermDebtTypeAxis = stm_SeniorUnsecuredConvertibleBondsMember
Senior Unsecured Convertible Bonds [Member] | 1.0% due 2021 (Tranche B) [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2021 |
Interest rate | 1.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_OnePointZeroPercentageDueTwoThousandTwentyOneTrancheBMember / us-gaap_LongtermDebtTypeAxis = stm_SeniorUnsecuredConvertibleBondsMember | 1.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = stm_OnePointZeroPercentageDueTwoThousandTwentyOneTrancheBMember / us-gaap_LongtermDebtTypeAxis = stm_SeniorUnsecuredConvertibleBondsMember
Minimum [Member] | 0.43% (weighted average), due 2014-2023, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2014 |
Minimum [Member] | 6.65% (weighted average), due 2015-2017, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2015 |
Maximum [Member] | 0.43% (weighted average), due 2014-2023, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2023 |
Maximum [Member] | 6.65% (weighted average), due 2015-2017, fixed interest rate [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt maturity date | 2017 |

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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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