Financial Position (Details Textual) (USD $)	12 Months Ended	9 Months Ended
Mar. 02, 2013	Nov. 29, 2014	Mar. 01, 2014
Cash		$ 16,600,000us-gaap_Cash	$ 15,300,000us-gaap_Cash
Cash and Cash Equivalents, At Carrying Value		8,152,000	9,663,000
Restricted Cash and Cash Equivalents, Current		8,472,000	5,600,000
Multiemployer Plans, Accumulated Benefit Obligation		4,200,000	5,300,000
Multiemployer Plans, Minimum Contribution		200,000
Liability for Claims and Claims Adjustment Expense, Total		39,700,000	62,100,000
Obligation To Former Majority Shareholder		7,066,000us-gaap_ContractualObligation	7,066,000us-gaap_ContractualObligation
Proceeds from Issuance or Sale of Equity, Total	13,000,000
Payments of Stock Issuance Costs	500,000us-gaap_PaymentsOfStockIssuanceCosts
Corporate Overhead [Member]
Restructuring Reserve		5,000,000
Restructuring Reserve, Period Increase (Decrease)		11,000,000
Increase (Decrease) in Restructuring Reserve		800,000
Payments for Restructuring		$ 2,500,000

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

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The increase (decrease) during the period in the carrying amount (including both current and noncurrent portions of the accrual) of the liability pertaining to the exit from or disposal of business activities or restructuring pursuant to a duly authorized plan, excluding costs or losses pertaining to an entity newly acquired in a business combination and to asset retirement obligations.

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The amount needed to reflect the estimated ultimate cost of settling claims relating to insured events that have occurred on or before the balance sheet date, whether or not reported to the insurer at that date.

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Amount of accumulated benefit obligation attributable to the pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

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Amount of minimum contribution(s) required for future periods to a multiemployer plan by collective bargaining arrangements, statutory obligations, or other contractual obligations. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

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Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. For a classified balance sheet represents the current portion only (the noncurrent portion has a separate concept); there is a separate and distinct element for unclassified presentations.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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