|
Property and Equipment (Details) (USD $)
In Thousands, unless otherwise specified |
Jun. 24, 2012
|
Dec. 25, 2011
|
Dec. 26, 2010
|
|---|---|---|---|
| Property and equipment | |||
| Historical Cost | $ 336,031 | $ 334,141 | $ 328,264 |
| Net Book Value | 160,082 | 167,145 | 179,997 |
|
Vessels and Vessel improvements [Member]
|
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| Property and equipment | |||
| Historical Cost | 152,439 | 150,658 | 147,032 |
| Net Book Value | 64,295 | 67,379 | 74,057 |
|
Containers [Member]
|
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| Property and equipment | |||
| Historical Cost | 37,362 | 37,831 | 37,212 |
| Net Book Value | 22,188 | 23,114 | 24,089 |
|
Chassis [Member]
|
|||
| Property and equipment | |||
| Historical Cost | 12,556 | 12,713 | 12,449 |
| Net Book Value | 4,866 | 5,429 | 5,938 |
|
Cranes [Member]
|
|||
| Property and equipment | |||
| Historical Cost | 27,722 | 27,641 | 26,744 |
| Net Book Value | 14,132 | 15,144 | 16,253 |
|
Machinery and Equipment [Member]
|
|||
| Property and equipment | |||
| Historical Cost | 31,866 | 31,015 | 28,962 |
| Net Book Value | 10,993 | 11,661 | 11,206 |
|
Facilities and land improvements [Member]
|
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| Property and equipment | |||
| Historical Cost | 28,030 | 27,257 | 26,355 |
| Net Book Value | 21,348 | 21,293 | 21,176 |
|
Software [Member]
|
|||
| Property and equipment | |||
| Historical Cost | 25,175 | 25,169 | 23,837 |
| Net Book Value | 1,379 | 1,268 | 1,605 |
|
Construction in Progress [Member]
|
|||
| Property and equipment | |||
| Historical Cost | 20,881 | 21,857 | 23,673 |
| Net Book Value | $ 20,881 | $ 21,857 | $ 25,673 |