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QUARTERLY FINANCIAL INFORMATION (UNAUDITED) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
3 Months Ended | 12 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 29, 2013
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Sep. 29, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 30, 2012
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Sep. 23, 2012
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Jun. 24, 2012
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Mar. 25, 2012
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Dec. 25, 2011
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Sep. 25, 2011
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Jun. 26, 2011
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Dec. 29, 2013
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Dec. 30, 2012
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Dec. 25, 2011
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| Selected Quarterly Financial Information [Abstract] | ||||||||||||||
| Revenue | $ 107,366 | $ 96,919 | $ 99,778 | $ 93,204 | $ 122,158 | $ 96,219 | $ 94,068 | $ 80,673 | $ 397,267 | $ 393,118 | $ 351,452 | |||
| Gross profit | 51,541 | 40,277 | 45,411 | 40,801 | 65,377 | 43,906 | 45,573 | 33,013 | 178,030 | 187,869 | ||||
| Net earnings | 11,260 | 4,546 | 6,602 | 3,793 | 15,097 | 7,698 | 7,611 | 2,919 | 26,201 | 33,325 | 22,186 | |||
| Earnings per share | ||||||||||||||
| Basic - class A and B common stock (in dollars per share) | $ 0.22 | $ 0.09 | $ 0.13 | $ 0.08 | $ 0.30 | $ 0.14 | $ 0.13 | $ 0.05 | $ 0.52 | $ 0.61 | ||||
| Diluted - class A and B common stock (in dollars per share) | $ 0.22 | $ 0.09 | $ 0.13 | $ 0.08 | $ 0.30 | $ 0.14 | $ 0.13 | $ 0.05 | $ 0.52 | $ 0.61 | $ 0.37 | |||
| Basic and diluted - class C common stock (in dollars per share) | $ 0 | $ 0.15 | $ 0.28 | $ 0.19 | $ 0.74 | |||||||||
| Pre-tax charge for separation benefits | 35 | 80 | 716 | 32 | 29 | 553 | 1,035 | 38 | ||||||
| Pre-tax long-lived asset impairment charge | 493 | |||||||||||||
| Broadcast license impairment | 1,616 | 735 | 0 | 1,616 | 735 | |||||||||
| Pre-tax gain on the sale | $ (319) | $ 253 | $ 245 | |||||||||||