Geographic Information (Narrative) (Details)	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2013 Net Sales [Member] Two Customers [Member] customer	Sep. 30, 2012 Net Sales [Member] Two Customers [Member] customer	Sep. 30, 2013 Net Sales [Member] Two Customers [Member] customer	Sep. 30, 2012 Net Sales [Member] One Customer [Member] customer	Sep. 30, 2013 Accounts Receivable [Member] Three Customers [Member] customer	Dec. 31, 2012 Accounts Receivable [Member] Three Customers [Member] customer
Revenue, Major Customer [Line Items]
Number of customers	2	2	2	1	2	3
Percentage of sales and/or receivables	37.00%	34.00%	37.00%	22.00%	28.00%	37.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13537-108611

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13531-108611

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration