Fair Value Measurements - Summary of equity investment within fair value hierarchy utilized to measure fair value on recurring basis (Details) (USD $)	Sep. 28, 2014	Dec. 29, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity investment in Paradise on Wings	$ 809,265
Recurring basis | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity investment in Paradise on Wings	0	0
Recurring basis | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity investment in Paradise on Wings	809,265	0
Recurring basis | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity investment in Paradise on Wings	$ 0	$ 0