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The number of areas in which an entity sells products.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of liability recognized arising from contingent consideration in a business combination.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount awarded to other party in judgment or settlement of litigation.

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Amount of loss contingency liability.

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Number of plaintiffs that have filed claims pertaining to a loss contingency.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Note 1 - Organization, Basis of Presentation, and Summary of Significant Accounting Policies (Details Textual)						1 Months Ended	3 Months Ended		5 Months Ended	6 Months Ended		12 Months Ended
	Nov. 22, 2017 USD ($)	Jul. 03, 2017 USD ($)	May 05, 2017 USD ($)	Mar. 01, 2017	Dec. 27, 2016 USD ($)	Jul. 31, 2018 USD ($)	Nov. 26, 2017 USD ($)	Nov. 27, 2016 USD ($)	Nov. 22, 2017 USD ($)	Nov. 26, 2017 USD ($)	Nov. 27, 2016 USD ($)	May 28, 2017 USD ($)	Jul. 15, 2014
Number of Proprietary Platforms							2			2
Debt Issuance Costs, Current, Net							$ 60,000			$ 60,000		$ 60,000
Debt Issuance Costs, Noncurrent, Net							171,000			171,000		201,000
Legal Actions Against Apio [Member]
Loss Contingency Accrual							$ 1,000,000			$ 1,000,000		$ 3,200,000
Unfair Labor Practice Claims [Member]
Litigation Settlement, Amount Awarded to Other Party					$ 310,000
Discrimination and Wrongful Termination and Wage and Hour Claims [Member]
Litigation Settlement, Amount Awarded to Other Party	$ 1,800,000		$ 6,000,000			$ 1,800,000
Payments for Legal Settlements		$ 2,400,000							$ 4,200,000
Apio [Member] \| Legal Actions Against Apio [Member]
Loss Contingency, Number of Plaintiffs										100
Apio [Member] \| Unfair Labor Practice Claims [Member]
Litigation Settlement, Amount Awarded to Other Party					$ 155,000
HA Based Biomaterials [Member]
Number of Product Segments										3
HA Based Biomaterials [Member] \| Customer Concentration Risk [Member] \| Sales Revenue, Goods, Net [Member] \| Ophthalmic [Member]
Concentration Risk, Percentage												65.00%
HA Based Biomaterials [Member] \| Customer Concentration Risk [Member] \| Sales Revenue, Goods, Net [Member] \| Orthopedic [Member]
Concentration Risk, Percentage												15.00%
HA Based Biomaterials [Member] \| Customer Concentration Risk [Member] \| Sales Revenue, Goods, Net [Member] \| Other/Non-HA [Member]
Concentration Risk, Percentage												20.00%
Windset [Member]
Investment Ownership Percentage							26.90%			26.90%			26.90%
Apio Cooling, LP [Member]
Business Acquisition, Percentage of Voting Interests Acquired							60.00%			60.00%
Pacific Harvest [Member] \| Discrimination and Wrongful Termination and Wage and Hour Claims [Member]
Litigation Settlement, Amount to be Reimbursed									$ 2,100,000
O Olive [Member]
Finite-Lived Intangible Asset, Useful Life				11 years
Business Combination, Contingent Consideration, Liability							$ 5,400,000			$ 5,400,000		$ 5,900,000
Contingent Consideration Payment Period				3 years						3 years
Customer Relationships [Member] \| Minimum [Member]
Finite-Lived Intangible Asset, Useful Life										11 years
Customer Relationships [Member] \| Maximum [Member]
Finite-Lived Intangible Asset, Useful Life										13 years
Prepaid Expenses and Other Current Assets [Member]
Debt Issuance Costs, Line of Credit Arrangements, Net							120,000			$ 120,000		120,000
Other Assets [Member]
Debt Issuance Costs, Line of Credit Arrangements, Net							338,000			338,000		399,000
Windset [Member]
Accounts Receivable, Related Parties, Current							109,000			109,000		$ 388,000
Windset [Member] \| Cost of Sales [Member]
Revenue from Related Parties							$ 91,000	$ 75,000		$ 195,000	$ 193,000