ACCOUNTS RECEIVABLE (Details)	12 Months Ended
	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Dec. 31, 2012 Factoring Agreement [Member] CZECH REPUBLIC [Member] USD ($)	Dec. 31, 2012 Factoring Agreement [Member] CZECH REPUBLIC [Member] CZK	Dec. 31, 2011 Factoring Agreement [Member] CZECH REPUBLIC [Member] USD ($)	Dec. 31, 2011 Factoring Agreement [Member] CZECH REPUBLIC [Member] CZK
Accounts, Notes, Loans and Financing Receivable [Line Items]
Provision for Doubtful Accounts	$ 3,800,000	$ 3,300,000
Valuation Allowances and Reserves, Recoveries			200,000
Unrelated Customers	199,494,000	204,747,000
Less: allowance for bad debts and credit notes	(16,784,000)	(13,555,000)
Related Parties	1,919,000	1,020,000
Less: allowance for bad debts and credit allowances	(135,000)	(55,000)
Total accounts receivable	184,494,000	192,157,000
Receivables pledged as collateral related to factoring agreement				$ 6,900,000	132,400,000	$ 28,600,000	545,800,000