Related Parties (Tables)

3 Months Ended

Mar. 31, 2012

Related Parties [Abstract]

Schedule of Sales and Purchases with Related Parties [Table Text Block]

		Three Months Ended
		March 31,
		2012		2011
Net sales	$	47	$	447
Purchases	$	7,418	$	9,392

		Three Months Ended
		March 31,
		2012		2011
Net sales	$	4,472	$	1,186
Purchases	$	1,804	$	2,863

Schedule of Due to/Due from Related Parties [Table Text Block]

		March 31,
		2012
Accounts receivable
LSC	$	49
Keylink		12,244
	$	12,293
Accounts payable
LSC	$	6,482
Keylink		5,191
Eris		5,277
	$	16,950