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Note 5 - Investments in Joint Ventures
9 Months Ended
May 31, 2014
Equity Method Investments and Joint Ventures [Abstract]  
Equity Method Investments and Joint Ventures Disclosure [Text Block]
5.           INVESTMENTS IN JOINT VENTURES

The financial statements of the Company’s foreign joint ventures are initially prepared using the accounting principles accepted in the respective joint ventures’ countries of domicile.   Amounts related to foreign joint ventures reported in the below tables and the accompanying consolidated financial statements have subsequently been adjusted to approximate U.S. GAAP in all material respects.  All material profits recorded on sales from the Company to its joint ventures of goods that remain in inventory, have been eliminated for financial reporting purposes.

Financial information from the audited and unaudited financial statements of the Company’s joint venture in Germany, Excor Korrosionsschutz – Technologien und Produkte GmbH (EXCOR), joint venture in China, NTI Asean and all of the Company’s other joint ventures, are summarized as follows:

   
At May 31, 2014
 
   
Total
   
EXCOR
   
China
   
All Other
 
Current assets
  $ 58,975,346     $ 22,560,299     $ 8,541,897     $ 27,873,150  
Total assets
    63,172,232       24,920,587       8,561,641       29,690,004  
Current liabilities
    14,208,070       1,956,574       1,926,986       10,324,510  
Noncurrent liabilities
    3,373,373       1,321,199       853,839       1,198,335  
Joint ventures’ equity
    45,590,789       21,642,814       5,780,816       18,167,159  
Company’s share of joint ventures’ equity
    22,103,275       10,821,409       2,225,409       9,056,460  
Company’s share of joint ventures’ undistributed earnings
  $ 19,681,808     $ 10,790,504     $ 2,175,409     $ 6,715,895  

   
At August 31, 2013
 
   
Total
   
EXCOR
   
China
   
All Other
 
Current assets
  $ 63,052,410     $ 25,955,136     $ 11,200,355     $ 25,896,919  
Total assets
    68,417,142       28,391,787       11,226,755       28,798,600  
Current liabilities
    16,107,597       3,572,004       3,080,118       9,455,475  
Noncurrent liabilities
    2,488,057             871,886       1,616,171  
Joint ventures’ equity
    49,821,488       24,819,783       7,274,751       17,726,954  
Company’s share of joint ventures’ equity
    24,702,981       12,409,893       3,637,375       8,655,713  
Company’s share of joint ventures’ undistributed earnings
  $ 22,281,510     $ 12,378,988     $ 3,587,375     $ 6,315,147  

   
Nine Months Ended May 31, 2014
 
   
Total
   
EXCOR
   
China
   
All Other
 
Net sales
  $ 88,213,101     $ 29,020,416     $ 11,952,115     $ 47,240,570  
Gross profit
    41,609,619       15,000,023       5,550,166       21,059,430  
Net income
    9,960,639       5,574,387       1,543,155       1,913,097  
Company’s share of equity in income of joint ventures
  $ 4,416,664     $ 2,787,048     $ 659,684     $ 969,932  

   
Nine Months Ended May 31, 2013
 
   
Total
   
EXCOR
   
China
   
All Other
 
Net sales
  $ 82,788,711     $ 26,043,775     $ 10,802,206     $ 45,942,730  
Gross profit
    39,447,084       13,624,792       5,134,820       20,687,472  
Net income
    7,626,711       4,954,595       815,664       1,856,452  
Company’s share of equity in income of joint ventures
  $ 3,733,069     $ 2,478,109     $ 407,809     $ 847,151  

The Company records expenses that are directly attributable to the joint ventures on its consolidated statements of operations in the line item “Expenses incurred in support of joint ventures.”  The expenses include items such as employee compensation and benefit expenses, travel expense and consulting expense.

On May 31, 2014, NTI Asean bought out the other 50% owner in its joint venture in Singapore for $110,988, thereby increasing NTI Asean’s ownership in the joint venture from 50% to 100%.  The Company did not make any other joint venture investments during the nine months ended May 31, 2014 and did not make any joint venture investments during the nine months ended May 31, 2013.

On November 30, 2013, the Company agreed to sell its indirect ownership interest in Mütec GmbH (Mütec), one of the Company’s joint ventures in Germany which manufactures proprietary electronic sensing instruments.  As of May 31, 2014, $163,499 is due to the Company related to this transaction.