Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

+ References+ Details

Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

+ References+ Details

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References+ Details

- Definition

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

+ References+ Details

Plant Restructuring (narrative) (detail) (USD $)	3 Months Ended						12 Months Ended
Plant Restructuring (narrative) (detail) (USD $)	Mar. 31, 2015	Dec. 27, 2014	Sep. 28, 2013	Jun. 29, 2013	Mar. 31, 2013	Dec. 29, 2012	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013
Restructuring Charges [Abstract]
Plant Restructuring	$ 487,000us-gaap_RestructuringCharges	$ 889,000us-gaap_RestructuringCharges	$ 347,000us-gaap_RestructuringCharges	$ 154,000us-gaap_RestructuringCharges	$ 987,000us-gaap_RestructuringCharges	$ 2,510,000us-gaap_RestructuringCharges	$ 1,376,000us-gaap_RestructuringCharges	$ 501,000us-gaap_RestructuringCharges	$ 3,497,000us-gaap_RestructuringCharges
Equipment Cost							300,000us-gaap_BusinessExitCosts1
Equipment Relocation							300,000us-gaap_OtherRestructuringCosts
Severance Costs							$ 800,000us-gaap_SeveranceCosts1