Stock-Based Compensation (Details 2) (Stock options, USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Apr. 01, 2012	Mar. 31, 2013	Apr. 01, 2012
Stock options
Assumptions used to estimate the fair value of stock options
Weighted average fair value of options granted (in dollars per share)		$ 2.01	$ 2.40	$ 1.84
Expected volatility (as a percent)		72.10%	72.10%	72.10%
Expected life		8 years	6 years 4 months 24 days	8 years
Risk-free interest rate (as a percent)		0.90%	0.69%	0.90%
Expected dividend yield (as a percent)		0.00%	0.00%	0.00%
Options
Outstanding beginning of period (in shares)			6,711,280
Granted (in shares)	0		20,000
Exercised (in shares)			(53,266)
Forfeited (in shares)			(1,782,093)
Outstanding end of period (in shares)	4,855,921		4,855,921
Options vested at end of period (in shares)	4,719,434		4,719,434
Exercisable at the end of the period (in shares)	3,634,087		3,634,087
Weighted Average Exercise Price
Outstanding beginning of period (in dollars per share)			$ 4.48
Granted (in dollars per share)			$ 3.71
Exercised (in dollars per share)			$ 2.03
Forfeited (in dollars per share)			$ 6.23
Outstanding end of period (in dollars per share)	$ 3.85		$ 3.85
Options vested at end of period (in dollars per share)	$ 3.90		$ 3.90
Exercisable at the end of the period (in dollars per share)	$ 5.10		$ 5.10
Weighted Average Remaining Contractual Term
Outstanding end of period			5 years 3 months 18 days
Options vested at end of period			5 years 2 months 12 days
Exercisable at the end of the period			3 years 7 months 6 days
Aggregate Intrinsic Value
Outstanding end of period	$ 8,653		$ 8,653
Options vested	8,286		8,286
Exercisable at the end of the period	$ 3,777		$ 3,777