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COMMITMENTS AND CONTINGENCIES
12 Months Ended
Dec. 31, 2012
COMMITMENTS AND CONTINGENCIES [Abstract]  
COMMITMENTS AND CONTINGENCIES
12.  COMMITMENTS AND CONTINGENCIES
 
The Company leases certain facilities and equipment under various non-cancelable operating lease agreements that expire at various dates through 2025. At December 31, 2012, the future minimum lease payments under operating leases with initial non-cancelable terms in excess of one year are as follows:
 
     
2013
 $7,031 
2014
  6,193 
2015
  5,664 
2016
  5,066 
2017
  4,307 
Thereafter
  24,788 
   $53,049 
 
Rent expense totaled $6,789, $6,546 and $6,714 in 2012, 2011 and 2010, respectively.
 
In December 2012, the Company entered into a commitment to finance a warehouse in Tulsa, Oklahoma through a $2,200 promissory note. The note carries a 2.95% fixed rate payable in monthly payments of principal and interest with a balloon payment at maturity on December 28, 2017. The note is secured by the property and guaranteed by the Company.

The Company has been named as a defendant in certain lawsuits in the normal course of business. It is the policy of management to disclose the amount or range of reasonably possible losses. In the opinion of management, after consulting with legal counsel, the liabilities, if any, resulting from these matters should not have a material effect on the Company's financial position or results of operations.
 
The Company has entered into employment agreements with certain members of senior management, the terms of which expire on January 1, 2014 through January 1, 2016. The terms of these agreements are up to three years, include non-compete and non-disclosure provisions, and provide for defined severance payments in the event of termination.