Stock-Based Compensation - Summary of Option Activity Under Plans (Detail) (USD $) In Millions, except Share data, unless otherwise specified	6 Months Ended	12 Months Ended
	Dec. 29, 2013	Jun. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options outstanding at June 30, 2013	4,220,262
Options granted	148,324
Options exercised	(65,586)
Options expired	(833,142)
Options forfeited	(45,875)
Options outstanding at December 29, 2013	3,423,983	4,220,262
Options vested and expected to vest at December 29, 2013	3,392,376
Options exercisable at December 29, 2013	2,886,304
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Options outstanding, Weighted Average Exercise Price at June 30, 2013	$ 12.28
Options granted, Weighted Average Exercise Price	$ 7.71
Options exercised, Weighted Average Exercise Price	$ 4.83
Options expired, Weighted Average Exercise Price	$ 19.13
Options forfeited, Weighted Average Exercise Price	$ 7.66
Options outstanding, Weighted Average Exercise Price at December 29, 2013	$ 10.62	$ 12.28
Options vested and expected to vest, Weighted Average Exercise Price at December 29, 2013	$ 10.65
Options exercisable, Weighted Average Exercise Price at December 29, 2013	$ 11.22
Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Remaining Contractual Term [Roll Forward]
Options outstanding, Weighted Average Remaining Contractual Term	2 years 5 months 12 days	2 years 5 months 19 days
Options vested and expected to vest, Weighted Average Remaining Contractual Term	2 years 4 months 28 days
Options exercisable, Weighted Average Remaining Contractual Term	1 year 11 months 16 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Options outstanding, Aggregate Intrinsic Value at June 30, 2013	$ 0.6
Options outstanding, Aggregate Intrinsic Value at December 29, 2013	0.5	0.6
Options vested and expected to vest, Aggregate Intrinsic Value at December 29, 2013	0.5
Options exercisable, Aggregate Intrinsic Value at December 29, 2013	$ 0.4