Stock-Based Compensation Incentive Plans (Details) shares in Thousands		12 Months Ended
	Jun. 26, 2015	Mar. 31, 2015 shares	Mar. 31, 2014 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards outstanding		891
Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Reverse stock split conversion ratio	0.10
2007 Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, maximum shares authorized		1,390
Incentive plan, shares available for grant reduction		240
Incentive plan, shares that do not affect grant reduction		88
Incentive plan, shares granted		1,791
Incentive plan, shares cancelled		635
Incentive plan, shares vested		280
incentive plan, shares available for future awards			83
Incentive plan, awards outstanding		876
Other Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards outstanding		15