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Employee Benefit Plans - Stock Option Activity (Details) - Stock Option Awards
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Jan. 02, 2016
USD ($)
$ / shares
shares
Number of Shares  
Options Outstanding, Beginning Balance | shares 374
Exercised | shares (16)
Options Outstanding, Ending Balance | shares 358
Vested and Unvested Expected to Vest, End of Year | shares 358
Options Exercisable, End of Year | shares 327
Weighted Average Exercise Price  
Options Outstanding, Beginning Balance (in dollars) | $ / shares $ 20.98
Exercised (in dollars) | $ / shares 17.88
Options Outstanding, Ending Balance (in dollars) | $ / shares 21.12
Vested and Unvested Expected to Vest, End of Year (in dollars) | $ / shares 21.12
Options Exercisable, End of Year (in dollars) | $ / shares $ 20.66
Additional Information:  
Weighted average remaining contractual life, options outstanding at end of year 5 years 7 months 6 days
Weighted average remaining contractual life, vested and unvested expected to vest, end of year 5 years 7 months 6 days
Weighted average remaining contractual life, options exercisable, end of year 5 years 6 months
Aggregate intrinsic value, options outstanding at end of year | $ $ 6,973
Aggregate intrinsic value, vested and unvested expected to vest end of year | $ 6,973
Aggregate intrinsic value, options exercisable, end of year | $ $ 6,520