|
Employee Benefits (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2011
|
Dec. 31, 2011
Plan-Year 2011 [Member]
|
Jan. 01, 2011
Plan-Year 2010 [Member]
|
Jan. 02, 2010
Plan-Year 2009 [Member]
|
|
| Employee Benefits (Additional Textual) [Abstract] | ||||
| Employer contribution to employee benefit plan | $ 1.7 | $ 1.5 | $ 1.2 | |
| Employee Benefits (Textual) [Abstract] | ||||
| Employer contribution to retirement plan | The employer contribution represents a matching contribution at a rate of 50% of each employee’s first six percent contribution. Accordingly, each employee participating during Plan-Year 2011, is entitled up to a maximum of three percent of his or her eligible annual payroll. | |||
| Rate of contribution made by the employer | 50.00% | |||
| Employee rate at which matching contribution made by employer | 6.00% | |||
| Maximum rate entitled to each employee under all the plans | 3.00% |