|
Employee Benefit Plans (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
|---|---|---|
|
Dec. 25, 2011
|
Dec. 26, 2010
|
|
|
Defined benefit plan [Member]
|
||
| Change in Benefit Obligation | ||
| Beginning obligations | $ (11,914) | $ (10,771) |
| Service cost | (415) | (396) |
| Interest cost | (712) | (675) |
| Amendments | ||
| Actuarial gain (loss) | 449 | (464) |
| Benefits paid | 408 | 392 |
| Ending obligations | (12,184) | (11,914) |
| Change in Plans' Assets | ||
| Beginning fair value | 8,128 | 7,064 |
| Actual return on plans' assets | (79) | 786 |
| Employer contributions | 917 | 670 |
| Benefits paid | (408) | (392) |
| Ending fair value | 8,558 | 8,128 |
| Funded status at end of year | (3,626) | (3,786) |
|
Other Postretirement Benefit Plans, Defined Benefit [Member]
|
||
| Change in Benefit Obligation | ||
| Beginning obligations | (10,788) | (8,925) |
| Service cost | (383) | (312) |
| Interest cost | (643) | (557) |
| Amendments | ||
| Actuarial gain (loss) | 1,521 | (1,223) |
| Benefits paid | 216 | 229 |
| Ending obligations | (10,077) | (10,788) |
| Change in Plans' Assets | ||
| Benefits paid | (216) | (229) |
| Funded status at end of year | $ (10,077) | $ (10,788) |