Note A - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($)				3 Months Ended			12 Months Ended
	Jul. 01, 2019	Sep. 30, 2017	Aug. 07, 2017	Sep. 30, 2019	Dec. 28, 2018	Sep. 30, 2018	Jun. 30, 2019
Operating Lease, Right-of-Use Asset	$ 20,774,000			$ 20,145,000
Sales Discounts, Noncash						$ 245,000
Sales, Royalty and Licensing Revenue				3,200,000		5,400,000
Royalty Expense				168,000		263,000
Investment Income, Interest				$ 79,000		$ 555,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross				0		0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period				0		5,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period				0		0
Share-based Payment Arrangement, Expense				$ 433,000		$ 409,000
Foreign Currency Contract, Asset, Fair Value Disclosure				3,100,000			2,300,000
Fair Value, Inputs, Level 1 [Member]
Fair Value, Net Asset (Liability), Total				0			0
Fair Value, Inputs, Level 3 [Member]
Fair Value, Net Asset (Liability), Total				0			$ 0
Juice Plus + [Member]
Agreement, Term			5 years
Kaged Muscle LLC [Member] | Notes Receivable [Member]
Notes, Loans and Financing Receivable, Term		1 year
Financing Receivable, after Allowance for Credit Loss, Current, Total		$ 1,500,000
Notes, Loans and Financing Receivable, Extension Fee					$ 25,000
Notes, Loans and Financing Receivable, Interest Rate, Stated Percentage		15.00%
Investment Income, Interest				$ 0		$ 58,000
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount						15,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period				0		15,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period				15,000		0
Restricted Stock [Member] | Juice Plus, Amended and Restated Exclusive Manufacturing Agreement [Member]
Treasury Stock, Shares, Acquired							400,000
Restricted Stock [Member] | Juice Plus + [Member]
Stock Issuance Agreement, Shares Agreed to Grant			500,000
Sales Discounts, Cash				$ 395,000
Sales Discounts, Noncash						$ 245,000
Nonoperating Income (Expense) [Member]
Gain (Loss) on Derivative Instruments, Net, Pretax, Total				$ 237,000		$ 487,000
Accounting Standards Update 2016-02 [Member]
Operating Lease, Right-of-Use Asset	20,774,000
Operating Lease, Liability, Total	20,900,000
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect	$ 128,000