Debt Instrument Redemption Percentage Of Original Face Amount

No definition available.

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- Definition

Debt Instrument Restricted Payment

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Line Of Credit Facility Interest Rate Margin Over Libor At Period End

+ References

No definition available.

+ Details

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- Definition

Total Indebtedness To Consolidated Cash Flow Ratio Requirement

+ References

No definition available.

+ Details

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- Definition

Amount of amortization expense attributable to debt issuance costs.

+ 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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Period Type:	duration

- 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 55
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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
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-Subparagraph e
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+ Details

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- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

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- Definition

Amount, after accumulated amortization, of debt discount.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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+ Details

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- Definition

Amount, before accumulated amortization, of debt issuance costs related to line of credit arrangements. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

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Balance Type:	debit
Period Type:	instant

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Details

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- Details

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- Details

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Long-Term Debt Narrative (Details) - USD ($)	1 Months Ended	3 Months Ended		12 Months Ended
Long-Term Debt Narrative (Details) - USD ($)	Apr. 30, 2017	Mar. 25, 2018	Mar. 26, 2017	Dec. 31, 2017	Mar. 14, 2018	Jun. 30, 2014	Mar. 31, 2013
Debt Instrument [Line Items]
Loss on early debt extinguishment		$ 1,073,000	$ 0	$ 23,100,000
Senior Secured Term Loan [Member]
Debt Instrument [Line Items]
Periodic principal payment	$ 7,500,000
April 2017 Notes [Member]
Debt Instrument [Line Items]
Interest rate, stated percentage		5.375%
April 2017 Notes [Member] \| Senior Unsecured Notes [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	$ 500,000,000
Interest rate, stated percentage	5.375%
Redemption price, percentage	35.00%
Early call date, premium price, percentage	105.375%
Redemption percentage of original face amount		100.00%
Notes Payable Due 2021 [Member] \| Senior Unsecured Notes [Member]
Debt Instrument [Line Items]
Interest rate, stated percentage							5.25%
2013 Credit Agreement [Member]
Debt Instrument [Line Items]
Debt instrument, face amount							$ 885,000,000
2013 Credit Agreement [Member] \| Canadian Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt issuance costs	$ 7,700,000
Amortization of debt issuance costs	15,500,000
2013 Credit Agreement [Member] \| Senior Secured Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument, face amount							630,000,000
2013 Credit Agreement [Member] \| Senior Secured Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, face amount							$ 255,000,000
2017 Credit Agreement [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	1,025,000,000
Total indebtedness to consolidated cash flow ratio requirement		5.5
2017 Credit Agreement [Member] \| Canadian Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 15,000,000
2017 Credit Agreement [Member] \| Canadian Revolving Credit Facility CAD and USD [Member]
Debt Instrument [Line Items]
Interest rate margin over LIBOR	2.00%
2017 Credit Agreement [Member] \| Senior Secured Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	$ 750,000,000
Original issue discount					$ 900,000
2017 Credit Agreement [Member] \| Senior Secured Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	$ 275,000,000
Commitment fee percentage	0.375%
Notes Payable due 2024 [Member]
Debt Instrument [Line Items]
Total indebtedness to consolidated cash flow ratio requirement		5
Notes Payable due 2024 [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Restricted payment		$ 60,000,000
Notes Payable due 2024 [Member] \| Senior Unsecured Notes [Member]
Debt Instrument [Line Items]
Debt instrument, face amount						$ 450,000,000
Interest rate, stated percentage						5.375%
Redemption percentage of original face amount		100.00%
London Interbank Offered Rate (LIBOR) [Member] \| 2017 Credit Agreement [Member] \| Senior Secured Term Loan [Member]
Debt Instrument [Line Items]
Effective interest rate percentage					1.75%