|
Amortization Expense (Detail) (USD $)
|
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2012
|
Jun. 25, 2011
|
Jun. 30, 2012
|
Jun. 25, 2011
|
|
| Finite-Lived Intangible Assets [Line Items] | ||||
| Amortization expense | $ 80,136 | $ 79,202 | $ 160,271 | $ 158,405 |