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Stock-Based Compensation (Schedule of Options Outstanding and Options Exercisable) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified | 12 Months Ended
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Dec. 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 7,242
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 0.78
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 5.94
Weighted average remaining contractual life (in years) | 5 years 9 months
Weighted average exercise price (in dollars per share) | $ 2.62
Options vested and exercisable (in shares) | 5,649
Weighted average exercise price (in dollars per share) | $ 2.54
Exercise Price $0.78 - $0.94 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 634
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 0.78
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 0.94
Weighted average remaining contractual life (in years) | 4 years 9 months 25 days
Weighted average exercise price (in dollars per share) | $ 0.90
Options vested and exercisable (in shares) | 634
Weighted average exercise price (in dollars per share) | $ 0.90
Exercise Price $1.63 - 1.63 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 1,155
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 1.63
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 1.63
Weighted average remaining contractual life (in years) | 5 years 1 month 24 days
Weighted average exercise price (in dollars per share) | $ 1.63
Options vested and exercisable (in shares) | 1,155
Weighted average exercise price (in dollars per share) | $ 1.63
Exercise Price $2.06 - $2.75 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 949
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 1.75
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 2.75
Weighted average remaining contractual life (in years) | 5 years 10 months 24 days
Weighted average exercise price (in dollars per share) | $ 2.42
Options vested and exercisable (in shares) | 552
Weighted average exercise price (in dollars per share) | $ 2.53
Exercise Price $2.76 - 2.76 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 11
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 2.76
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 2.76
Weighted average remaining contractual life (in years) | 8 years 1 month 10 days
Weighted average exercise price (in dollars per share) | $ 2.76
Options vested and exercisable (in shares) | 4
Weighted average exercise price (in dollars per share) | $ 2.76
Exercise Price $2.78- 2.78 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 2,094
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 2.78
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 2.78
Weighted average remaining contractual life (in years) | 6 years 10 months 24 days
Weighted average exercise price (in dollars per share) | $ 2.78
Options vested and exercisable (in shares) | 1,593
Weighted average exercise price (in dollars per share) | $ 2.78
Exercise Price $2.82- 3.02 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 839
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 2.82
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 3.02
Weighted average remaining contractual life (in years) | 2 years 9 months 29 days
Weighted average exercise price (in dollars per share) | $ 2.96
Options vested and exercisable (in shares) | 810
Weighted average exercise price (in dollars per share) | $ 2.96
Exercise Price $3.04- 3.48 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 801
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 3.04
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 3.48
Weighted average remaining contractual life (in years) | 8 years 4 months 17 days
Weighted average exercise price (in dollars per share) | $ 3.39
Options vested and exercisable (in shares) | 240
Weighted average exercise price (in dollars per share) | $ 3.36
Exercise Price $3.54 - 4.17 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 681
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 3.54
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 4.17
Weighted average remaining contractual life (in years) | 4 years 9 months 4 days
Weighted average exercise price (in dollars per share) | $ 4.07
Options vested and exercisable (in shares) | 583
Weighted average exercise price (in dollars per share) | $ 4.15
Exercise Price $4.36 - 4.36 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 35
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 4.36
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 4.36
Weighted average remaining contractual life (in years) | 1 year 5 months 1 day
Weighted average exercise price (in dollars per share) | $ 4.36
Options vested and exercisable (in shares) | 35
Weighted average exercise price (in dollars per share) | $ 4.36
Exercise Price $5.94 - 5.94 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of options outstanding (in shares) | 43
Range of exercise price, options outstanding, minimum (in dollars per share) | $ 5.94
Range of exercise price, options outstanding, maximum (in dollars per share) | $ 5.94
Weighted average remaining contractual life (in years) | 2 years 3 months 29 days
Weighted average exercise price (in dollars per share) | $ 5.94
Options vested and exercisable (in shares) | 43
Weighted average exercise price (in dollars per share) | $ 5.94

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- Definition Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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