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Summary Of Significant Accounting Policies (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2009
Equity interest determination of significant interest threshold 20.00%    
Trade receivables percentage balance from one customer 16.00% 16.00%  
Trade receivables percentage balance from second customer 11.00% 11.00%  
Estimated receivable balance $ 3,556 $ 4,577  
Percentage of net sales to one customer 21.00% 21.00% 19.00%
Impairment charge for property, plant and equipment 0    
Research and development costs 3,819 2,958 3,032
Media advertising costs 6,664 5,264 6,019
Investments in corporate money market securities $ 7,300 $ 10,586  
Hain Pure Protein Joint Venture [Member]
     
Percentage of ownership in equity method investment 48.70%   48.70%