Debt financing (Details 1) (USD $) In Thousands, unless otherwise specified	Dec. 27, 2014	Jun. 28, 2014
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 1,694,104us-gaap_DebtInstrumentCarryingAmount	$ 1,215,867us-gaap_DebtInstrumentCarryingAmount
Debt Instrument, Unamortized Discount	(1,797)	(2,053)
Long-term debt	1,692,307us-gaap_LongTermDebtNoncurrent	1,213,814us-gaap_LongTermDebtNoncurrent
Accounts receivable securitization program
Debt Instrument [Line Items]
Accounts receivable securitization program	692,000	0
Long-term Debt, Weighted Average Interest Rate	0.56%	0.00%
2014 Credit Facility
Debt Instrument [Line Items]
Credit Facilities	50,000	0
Long-term Debt, Weighted Average Interest Rate	3.55%	0.00%
2012 Credit Facility
Debt Instrument [Line Items]
Credit Facilities	0	12,000
Long-term Debt, Weighted Average Interest Rate	0.00%	3.55%
Notes Due September 1, 2015
Debt Instrument [Line Items]
Senior notes	0	250,000
Stated interest rate on senior notes	0.00%	6.00%
Notes due September 15, 2016
Debt Instrument [Line Items]
Senior notes	300,000	300,000
Stated interest rate on senior notes	6.63%	6.63%
Notes due June 15, 2020
Debt Instrument [Line Items]
Senior notes	300,000	300,000
Stated interest rate on senior notes	5.88%	5.88%
Notes due December 1, 2022
Debt Instrument [Line Items]
Senior notes	350,000	350,000
Stated interest rate on senior notes	4.88%	4.88%
Other long-term debt
Debt Instrument [Line Items]
Other long-term debt	$ 2,104	$ 3,867
Long-term Debt, Weighted Average Interest Rate	1.44%	1.40%

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

-Topic 210

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-Section S99

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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Balance Type:	credit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

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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

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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- Definition

The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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- Definition

Amount borrowed under the credit facility as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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- Definition

Weighted average interest rate of long-term debt outstanding.

+ References

No definition available.

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- Definition

Carrying value as of the balance sheet date of debt not otherwise defined (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

+ 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

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-Section S99

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- Definition

Carrying amount of collateralized debt obligations with maturities initially due after one year or beyond the operating cycle, if longer, excluding the current portion. Obligations include, but not limited to, mortgage loans, chattel loans, and other borrowings secured by assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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