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Stockholders' Equity (Schedule of Public Offerings)(Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
12 Months Ended | ||||||||
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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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| Schedule of Public Offerings [Line Items] | |||||||||
| Proceeds from sale of common stock, net of underwriting fees | $ 0 | $ 81,104 | $ 183 | ||||||
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IPO [Member]
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| Schedule of Public Offerings [Line Items] | |||||||||
| Public offering date | Jul. 27, 2012 | ||||||||
| Sale of stock (in shares) | 6,708,332 | ||||||||
| Proceeds from sale of common stock, net of underwriting fees | 78,100 | [1] | |||||||
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January Secondary Offering [Member]
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| Schedule of Public Offerings [Line Items] | |||||||||
| Public offering date | Jan. 30, 2013 | ||||||||
| Sale of stock (in shares) | 5,175,000 | ||||||||
| Proceeds from sale of common stock, net of underwriting fees | 0 | [2] | |||||||
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April Secondary Offering [Member]
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| Schedule of Public Offerings [Line Items] | |||||||||
| Public offering date | Apr. 17, 2013 | ||||||||
| Sale of stock (in shares) | 3,000,000 | ||||||||
| Proceeds from sale of common stock, net of underwriting fees | $ 0 | [2] | |||||||
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