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Supplemental Cash Flow Information Narrative (Details) (USD $)
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11 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | |
|---|---|---|---|---|---|
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Dec. 31, 2011
Successor
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Dec. 29, 2012
Successor
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Jan. 28, 2011
Predecessor
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Jan. 01, 2011
Predecessor
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Jan. 01, 2011
Common Class A
Predecessor
|
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| Supplemental Cash Flow [Line Items] | |||||
| Interest paid, capitalized | $ 1,800,000 | $ 1,800,000 | $ 200,000 | $ 900,000 | |
| Noncash investing or financing transactions of property, plant and equipment | 4,900,000 | 900,000 | 700,000 | ||
| Surrender of shares to satisfy employee withholding tax obligations, shares | 106,909 | ||||
| Surrender of shares to satisfy employee withholding tax obligations | $ 2,026,000 | $ 1,600,000 | |||