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Commitments and contingencies (Table) (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 28, 2013
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| Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | |
| Operating Leases, Future Minimum Payments Due, Next Twelve Months | $ 15,606 |
| Operating Leases, Future Minimum Payments, Due in Two Years | 13,189 |
| Operating Leases, Future Minimum Payments, Due in Three Years | 11,066 |
| Operating Leases, Future Minimum Payments, Due in Four Years | 9,953 |
| Operating Leases, Future Minimum Payments, Due in Five Years | 10,068 |
| Operating Leases, Future Minimum Payments, Due Thereafter | 10,705 |
| Operating Leases, Future Minimum Payments Due, Total | $ 70,587 |
| X | ||||||||||
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- Definition
Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the forth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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