Annual report pursuant to Section 13 and 15(d)

Note 1 - Summary of Significant Accounting Policies (Details Textual)

v3.7.0.1
Note 1 - Summary of Significant Accounting Policies (Details Textual)
$ in Millions
12 Months Ended
Jun. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Number of Stores 303    
Number of Manufacturing Facilities 9    
Shipping, Handling and Transportation Costs $ 71.3 $ 71.7 $ 67.3
Advertising Expense 39.7 34.1 $ 31.8
Prepaid Advertising $ 1.5 $ 2.0  
Manufacturing Plants [Member] | UNITED STATES      
Number of Manufacturing Facilities 6    
Manufacturing Plants [Member] | MEXICO      
Number of Manufacturing Facilities 1    
Manufacturing Plants [Member] | HONDURAS      
Number of Manufacturing Facilities 1    
Sawmills [Member] | UNITED STATES      
Number of Manufacturing Facilities 1    
Building and Building Improvements [Member] | Minimum [Member]      
Property, Plant and Equipment, Useful Life 20 years    
Building and Building Improvements [Member] | Maximum [Member]      
Property, Plant and Equipment, Useful Life 40 years    
Machinery and Equipment [Member] | Minimum [Member]      
Property, Plant and Equipment, Useful Life 3 years    
Machinery and Equipment [Member] | Maximum [Member]      
Property, Plant and Equipment, Useful Life 20 years    
Wholly Owned Properties [Member]      
Number of Stores 148    
Independently Operated Member]      
Number of Stores 155