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DEBT AGREEMENTS (Narrative) (Details)
€ in Millions, ¥ in Millions, £ in Millions, $ in Millions
1 Months Ended 3 Months Ended
Dec. 06, 2016
USD ($)
Dec. 07, 2012
USD ($)
Feb. 16, 2017
USD ($)
Jan. 31, 2018
USD ($)
Jan. 31, 2018
GBP (£)
Jan. 31, 2018
EUR (€)
Oct. 31, 2017
Feb. 16, 2017
CNY (¥)
Feb. 15, 2017
CNY (¥)
Dec. 05, 2016
USD ($)
Line of Credit Facility [Line Items]                    
Borrowings available under credit facility       $ 19.9            
Letter of Credit [Member]                    
Line of Credit Facility [Line Items]                    
Line of credit, maximum borrowing capacity $ 5.0                  
Revolving Credit Facility [Member]                    
Line of Credit Facility [Line Items]                    
Line of credit, maximum borrowing capacity 15.0                 $ 12.5
Maximum dividends allowable $ 5.0                 4.0
Minimum working capital requirement                   90.0
Minimum tangible net worth requirement                   $ 120.0
Line of Credit, interest rate description       Borrowings under our U.S. credit agreement bear interest either at a LIBOR-based rate or a floating rate, in each case with an interest rate floor of 0.00%. The floating rate equals the greatest of (a) a one month LIBOR-based rate plus 1.00% per annum, (b) the federal funds effective rate plus 0.50% per annum, (c) the prevailing prime rate and (d) 0.00%. The rate we must pay for that portion of the U.S. credit agreement which is not utilized is 0.05% per annum.            
Line of credit, maturity date Dec. 31, 2018                  
Allowable investments in subsidiaries   $ 5.0                
Revolving Credit Facility [Member] | United Kingdom [Member]                    
Line of Credit Facility [Line Items]                    
Line of credit, maximum borrowing capacity | £         £ 1.0          
Revolving Credit Facility [Member] | Germany [Member]                    
Line of Credit Facility [Line Items]                    
Line of credit, maximum borrowing capacity | €           € 1.5        
Revolving Credit Facility [Member] | China [Member]                    
Line of Credit Facility [Line Items]                    
Line of credit, maximum borrowing capacity     $ 3.2         ¥ 20.0 ¥ 40.0  
Line of credit, maturity date     Feb. 13, 2019              
Interest rate       4.40% 4.40% 4.40% 4.40%      
Line of credit amount outstanding       $ 1.6