Related Parties (Tables)

9 Months Ended

Sep. 30, 2013

Related Parties [Abstract]

Schedule of Related Party Transactions [Table Text Block]

		Three Months Ended				Nine Months Ended
		September 30,				September 30,
		2013		2012		2013		2012
Net sales	$	190	$	530	$	589	$	851
Purchases	$	10,731	$	9,317	$	27,890	$	25,736

		Three Months Ended				Nine Months Ended
		September 30,				September 30,
		2013		2012		2013		2012
Net sales	$	2,638	$	6,007	$	8,387	$	15,450
Purchases	$	2,290	$	2,125	$	5,956	$	6,252

		September 30,		December 31,
		2013		2012
Accounts receivable
LSC	$	212	$	204
Keylink		5,231		10,457
	$	5,443	$	10,661
Accounts payable
LSC	$	7,631	$	5,308
Keylink		6,289		5,095
	$	13,920	$	10,403