Sales (Tables)

6 Months Ended

Jun. 30, 2012

Sales Revenue, Goods, Net [Abstract]

Percentage Of Total Revenues From Significant Customers

Total sales to significant customers as a percentage of total revenues for the three- and six- month periods ended June 30, 2012 and 2011 were as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
Customer A	25	%	24	%	25	%	24	%
Customer B	17	%	19	%	17	%	21	%
Customer C	16	%	—	%	17	%	—	%
Customer D	13	%	—	%	12	%	—	%
Customer E	—	%	24	%	—	%	21	%
Customer F	—	%	—	%	—	%	10	%
	71	%	67	%	71	%	76	%

-% represents less than 10% of total revenues