Commitments and Contingencies Disclosure [Line Items]

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- Definition

This date represents the longest term of our current leases.

+ Details

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Balance Type:	na
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- Definition

Loan facility maximum commitment amount

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Loss Contingency, Compensatory Damages Awarded.

+ Details

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- Definition

Loss Contingency, Damages Awarded, Final Judgment.

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Loss Contingency, Damages Awarded in Excess of Maximum Award Permitted by Law.

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- Definition

Loss Contingency, Punitive Damages Awarded.

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Balance Type:	credit
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- Definition

This date represents the average term of most of our leases.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Other Commitments.

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Renewal Option Terms Additional Period

+ Details

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- Definition

Date when the debt instrument is scheduled to be fully repaid, which may be presented in a variety of ways (year, month and year, day, month and year, quarter, etc.).

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(2))

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+ Details

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- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

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

-Publisher FASB

-Name FASB Interpretation (FIN)

-Number 45

-Paragraph 13

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 4

-Subparagraph (b)(1)

-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248

+ Details

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Balance Type:	credit
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- Definition

Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy.

+ Details

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

- 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

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Balance Type:	credit
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- Definition

The carrying amount as of the balance sheet date of the combined total of loss contingency liabilities.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 9, 10, 11, 12

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14326-108349

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Commitments - Additional Information (Detail) In Millions	9 Months Ended			9 Months Ended						9 Months Ended
Commitments - Additional Information (Detail) In Millions	Sep. 30, 2011 USD ($)	Jun. 14, 2011 USD ($)	Sep. 30, 2011 Advertising and Marketing Programs USD ($)	Sep. 30, 2011 Maximum	Sep. 30, 2011 Minimum	Sep. 30, 2011 Amendment Franchise Loan Facility CAD	Sep. 30, 2011 Amendment Franchise Loan Facility USD ($)	Sep. 30, 2011 Franchise Loan Program USD ($)	Sep. 30, 2011 Other Debt Facilities USD ($)	Sep. 30, 2011 Franchise Loan Facility CAD	Sep. 30, 2011 Franchise Loan Facility USD ($)
Commitments and Contingencies Disclosure [Line Items]
Leases of warehouse and retail store space under operating lease, expiring time				2028
Renewal options of leases for additional periods				15 years	1 year
Leases of transportation and computer equipment under operating leases, expiring period	5 years
Debt instrument, maturity date						May 16, 2012
Loan facility maximum Canadian subfacility commitment amount						35.0				25.0
Aggregate principal amount under revolving credit agreements							150.0				60.0
Portion that the Company might be obligated to repay in the event franchisees defaulted	128.9							109.8	19.1
Loss contingency, compensatory damages awarded		13.5
Loss contingency, punitive damages awarded		80.0
Loss contingency, damages awarded in excess of maximum award permitted by law		53.7
Loss contingency, damages awarded, final judgment		39.8
Accrued probable losses associated with litigation	41.50
Insurance Coverage for litigation expenses	5
Non-cancelable commitments primarily related to certain advertising and marketing programs			$ 23.7