Related Parties (Tables)

6 Months Ended

Jun. 30, 2013

Related Parties [Abstract]

Schedule of Related Party Transactions [Table Text Block]

		Three Months Ended				Six Months Ended
		June 30,				June 30,
		2013		2012		2013		2012
Net sales	$	296	$	274	$	399	$	321
Purchases	$	9,650	$	9,001	$	17,159	$	16,419

		Three Months Ended				Six Months Ended
		June 30,				June 30,
		2013		2012		2013		2012
Net sales	$	1,561	$	4,971	$	5,209	$	9,443
Purchases	$	2,138	$	2,323	$	3,666	$	4,127

		June 30,		December 31,
		2013		2012
Accounts receivable
LSC	$	293	$	204
Keylink		6,235		10,457
	$	6,528	$	10,661
Accounts payable
LSC	$	7,531	$	5,308
Keylink		5,555		5,095
	$	13,086	$	10,403