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Debt - ST Debt (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 28, 2015
Dec. 31, 2014
Short-term Debt [Line Items]    
Debt, Current $ 13,642us-gaap_DebtCurrent $ 13,454us-gaap_DebtCurrent
Short-term Debt, Weighted Average Interest Rate 2.40%us-gaap_ShortTermDebtWeightedAverageInterestRate 3.80%us-gaap_ShortTermDebtWeightedAverageInterestRate
Short-term borrowings in various countries [Member]    
Short-term Debt [Line Items]    
Debt, Current $ 13,642us-gaap_DebtCurrent
/ us-gaap_ShortTermDebtTypeAxis
= arw_ShortTermBorrowingsInVariousCountriesMember
$ 13,454us-gaap_DebtCurrent
/ us-gaap_ShortTermDebtTypeAxis
= arw_ShortTermBorrowingsInVariousCountriesMember