Stock-Based Compensation, Summary of Restricted Stock Awards (Details) $ / shares in Units, $ in Thousands		3 Months Ended		12 Months Ended
	Nov. 24, 2015	Mar. 28, 2016 USD ($) Installment $ / shares shares	Mar. 30, 2015 USD ($) $ / shares shares	Dec. 28, 2015 $ / shares shares
Weighted Average Grant-Date Fair Value [Roll Forward]
Consecutive trading days	30 days
Restricted Stock [Member]
Number of Shares [Roll Forward]
Non-vested at the beginning of period (in shares)		1,181	1,241	1,241
Granted (in shares)		30	6
Vested (in shares)		(200)	(253)
Forfeited (in shares)		(6)	(100)
Non-vested at the end of period (in shares)		1,005	894	1,181
Weighted Average Grant-Date Fair Value [Roll Forward]
Non-vested at the beginning of the period (in dollars per share) | $ / shares		$ 1.57	$ 1.09	$ 1.09
Granted (in dollars per share) | $ / shares		0.54
Non-vested at the end of the period (in dollars per share) | $ / shares		$ 1.57	$ 1.59	$ 1.57
Total intrinsic value | $		$ 1,000	$ 3,300
Unrecognized compensation expense related to stock options | $		$ 1,200
Weighted average vesting period		2 years 9 months 18 days
Restricted Stock [Member] | Key Employees [Member]
Weighted Average Grant-Date Fair Value [Roll Forward]
Consecutive trading days		30 days
Value of the forfeited shares | $			$ 100
Restricted Stock [Member] | Board of Directors Vesting [Member]
Number of Shares [Roll Forward]
Granted (in shares)		0	6
Vested (in shares)		0	(6)
Stock Options [Member]
Weighted Average Grant-Date Fair Value [Roll Forward]
Total intrinsic value | $		$ 0
Weighted average vesting period		1 year 2 months 12 days		1 year 2 months 12 days
Market Based Vesting [Member]
Number of Shares [Roll Forward]
Non-vested at the beginning of period (in shares)		484	617	617
Granted (in shares)		15	0
Vested (in shares)		0	(213)
Forfeited (in shares)		(3)	(100)
Non-vested at the end of period (in shares)		496	304	484
Weighted Average Grant-Date Fair Value [Roll Forward]
Non-vested at the beginning of the period (in dollars per share) | $ / shares		$ 1.50	$ 1.09	$ 1.09
Granted (in dollars per share) | $ / shares		0.54	0
Forfeited (in dollars per share) | $ / shares			0
Non-vested at the end of the period (in dollars per share) | $ / shares		$ 1.32	$ 1.32	$ 1.50
Market Based Vesting [Member] | Key Employees [Member]
Weighted Average Grant-Date Fair Value [Roll Forward]
Vesting rights percentage		50.00%	50.00%
Number of installments in which restricted common stock vest | Installment		4
Service Based Vesting [Member]
Number of Shares [Roll Forward]
Non-vested at the beginning of period (in shares)		697	624	624
Granted (in shares)		15	0
Vested (in shares)		(200)	(34)
Forfeited (in shares)		(3)
Non-vested at the end of period (in shares)		509	590	697
Weighted Average Grant-Date Fair Value [Roll Forward]
Non-vested at the beginning of the period (in dollars per share) | $ / shares		$ 1.62	$ 1.09	$ 1.09
Granted (in dollars per share) | $ / shares		0.54
Non-vested at the end of the period (in dollars per share) | $ / shares		$ 1.62	$ 1.62	$ 1.62
Service Based Vesting [Member] | Key Employees [Member]
Weighted Average Grant-Date Fair Value [Roll Forward]
Vesting rights percentage		50.00%	50.00%
Additional vesting percentage on each anniversary of the grant date		25.00%
Number of installments in which restricted common stock vest | Installment		4