XML 35 R89.htm IDEA: XBRL DOCUMENT v2.4.1.9
Long-Term Debt and Other Borrowing Arrangements - Schedule of Senior Subordinated Notes (Detail)
 12 Months Ended
Dec. 31, 2014
Senior Subordinated Notes Due 2024 [Member] | 2019 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 102.625%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndNineteenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyFourMember
Senior Subordinated Notes Due 2024 [Member] | 2020 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 101.75%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndTwentyMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyFourMember
Senior Subordinated Notes Due 2024 [Member] | 2021 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 100.875%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndTwentyOneMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyFourMember
Senior Subordinated Notes Due 2024 [Member] | 2022 and Thereafter [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndTwentyTwoAndThereafterMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyFourMember
Senior Subordinated Notes Due 2023 [Member] | 2018 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 102.75%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndEighteenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyThreeMember
Senior Subordinated Notes Due 2023 [Member] | 2019 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 101.833%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndNineteenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyThreeMember
Senior Subordinated Notes Due 2023 [Member] | 2020 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 100.917%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndTwentyMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyThreeMember
Senior Subordinated Notes Due 2023 [Member] | 2021 and Thereafter [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndTwentyOneAndThereafterMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyThreeMember
Senior Subordinated Notes Due 2022 [Member] | 2017 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 102.75%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndSeventeenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyTwoMember
Senior Subordinated Notes Due 2022 [Member] | 2018 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 101.833%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndEighteenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyTwoMember
Senior Subordinated Notes Due 2022 [Member] | 2019 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 100.917%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndNineteenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyTwoMember
Senior Subordinated Notes Due 2022 [Member] | 2020 and Thereafter [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndTwentyAndThereafterMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandTwentyTwoMember
Senior Subordinated Notes Due 2019 [Member] | 2014 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 104.625%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndFourteenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandNineteenMember
Senior Subordinated Notes Due 2019 [Member] | 2015 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 103.083%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndFifteenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandNineteenMember
Senior Subordinated Notes Due 2019 [Member] | 2016 [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 101.542%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndSixteenMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandNineteenMember
Senior Subordinated Notes Due 2019 [Member] | 2017 and Thereafter [Member]  
Debt Instrument [Line Items]  
Redemption price as a percentage of the face amount of the notes 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage
/ us-gaap_CreationDateAxis
= bdc_TwoThousandAndSeventeenAndThereafterMember
/ us-gaap_DebtInstrumentAxis
= bdc_SeniorSubordinatedNotesDueTwoThousandNineteenMember