Stockholders' Equity and Stock-Based Compensation - Ranges of Outstanding and Exercisable Options (Details) - $ / shares	12 Months Ended
	Dec. 26, 2015	Dec. 27, 2014
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Number Outstanding (in shares)	1,059,471	1,382,993
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	2 years 5 months 19 days	3 years 4 months 28 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 14.61	$ 13.92
Options Exercisable, Number Exercisable (in shares)	926,415
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 14.36
$2.38-$10.46 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	2.38
Exercise Price, Upper Range Limit	$ 10.46
Options Outstanding, Number Outstanding (in shares)	134,762
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	10 months 24 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 7.84
Options Exercisable, Number Exercisable (in shares)	134,762
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 7.8400
$10.83-$11.17 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	10.83
Exercise Price, Upper Range Limit	$ 11.17
Options Outstanding, Number Outstanding (in shares)	14,156
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	1 year 3 months 18 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 10.93
Options Exercisable, Number Exercisable (in shares)	14,156
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 1.9279
$11.37-$11.37 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	11.37
Exercise Price, Upper Range Limit	$ 11.37
Options Outstanding, Number Outstanding (in shares)	114,166
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	1 year 10 months 21 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 11.37
Options Exercisable, Number Exercisable (in shares)	114,166
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 11.3700
$12.98-$14.8 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	12.98
Exercise Price, Upper Range Limit	$ 14.8
Options Outstanding, Number Outstanding (in shares)	111,259
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	2 years 7 months 13 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 13.67
Options Exercisable, Number Exercisable (in shares)	94,579
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 13.6200
$14.88-$15.65 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	14.88
Exercise Price, Upper Range Limit	$ 15.65
Options Outstanding, Number Outstanding (in shares)	111,967
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	3 years 10 months 2 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 15.44
Options Exercisable, Number Exercisable (in shares)	78,894
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 15.4300
$15.74-$15.98 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	15.74
Exercise Price, Upper Range Limit	$ 15.98
Options Outstanding, Number Outstanding (in shares)	161,850
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	1 year 9 months 22 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 15.91
Options Exercisable, Number Exercisable (in shares)	143,100
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 15.9200
$16.00-$16.50 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	16.00
Exercise Price, Upper Range Limit	$ 16.50
Options Outstanding, Number Outstanding (in shares)	41,804
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	4 years 9 months 4 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 16.43
Options Exercisable, Number Exercisable (in shares)	23,190
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 16.4200
$16.70-$16.7 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	16.70
Exercise Price, Upper Range Limit	$ 16.7
Options Outstanding, Number Outstanding (in shares)	186,434
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	1 year 10 months 10 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 16.70
Options Exercisable, Number Exercisable (in shares)	186,434
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 16.7000
$16.89-$18.51 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	16.89
Exercise Price, Upper Range Limit	$ 18.51
Options Outstanding, Number Outstanding (in shares)	123,773
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	4 years 2 months 19 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 17.82
Options Exercisable, Number Exercisable (in shares)	80,931
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 17.8300
$18.79-$19.84 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	18.79
Exercise Price, Upper Range Limit	$ 19.84
Options Outstanding, Number Outstanding (in shares)	59,300
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	2 years 11 months 23 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 19.12
Options Exercisable, Number Exercisable (in shares)	56,203
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 19.1300
$2.38-$19.84 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price, Lower Range Limit	2.38
Exercise Price, Upper Range Limit	$ 19.84
Options Outstanding, Number Outstanding (in shares)	1,059,471
Options Outstanding, Weighted Average Remaining Contractual Life (Years)	2 years 5 months 19 days
Options Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 14.61
Options Exercisable, Number Exercisable (in shares)	926,415
Options Exercisable, Weighted Average Exercise Price (in dollars per share)	$ 14.3600