Commitments and Contingencies - Additional Information (Detail) (USD $)	3 Months Ended
	Mar. 31, 2014
Commitments and Contingencies Disclosure [Line Items]
Leases of warehouse and retail store space under operating lease, expiring time	2029
Event of default, loan due In full, term	90 days
Portion that Company might be obligated to repay in the event franchisees defaulted	$ 104,100,000
Fair value of franchise related borrowings	1,800,000
Loss contingency accrual	33,100,000
Minimum range of possible loss	0
Maximum range of possible loss	4,600,000
Marketing and Advertising Expense
Commitments and Contingencies Disclosure [Line Items]
Contractual commitments future minimum payments due	27,900,000
Minimum
Commitments and Contingencies Disclosure [Line Items]
Renewal options of leases for additional periods	1 year
Range of possible loss	0
Maximum
Commitments and Contingencies Disclosure [Line Items]
Renewal options of leases for additional periods	20 years
Leases of transportation and computer equipment under operating leases, expiring period	5 years
Range of possible loss	8,000,000
Kunstmann et al
Commitments and Contingencies Disclosure [Line Items]
Number of plaintiffs	227
Number of summary judgments sought	2
Number of summary judgments sought, entirety of class member claims	1
Kurtis Jewell
Commitments and Contingencies Disclosure [Line Items]
Number of employees opted for lawsuit	1,788
Maximum percentage of class size expected to represent class members in lawsuit	7.00%
Margaret Korrow
Commitments and Contingencies Disclosure [Line Items]
Statutory penalty damages, per violation	100
Lomi Price | Maximum
Commitments and Contingencies Disclosure [Line Items]
Loss contingency, damages sought, value	$ 250,000