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Business Segments and Significant Customers (Details 2)	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2013 Total revenues Customer concentration risk Customer A	Jun. 30, 2012 Total revenues Customer concentration risk Customer A	Jun. 30, 2013 Total revenues Customer concentration risk Customer A	Jun. 30, 2012 Total revenues Customer concentration risk Customer A	Jun. 30, 2013 Total revenues Customer concentration risk Customer B	Jun. 30, 2012 Total revenues Customer concentration risk Customer B	Jun. 30, 2013 Total revenues Customer concentration risk Customer B	Jun. 30, 2012 Total revenues Customer concentration risk Customer B	Jun. 30, 2012 Total revenues Customer concentration risk Customer C	Jun. 30, 2013 Net accounts receivable Credit concentration One customer Item	Dec. 31, 2012 Net accounts receivable Credit concentration Three customers Item
Significant Customers
Percentage of concentration risk	53.00%	19.00%	42.00%	24.00%	10.00%	35.00%	12.00%	31.00%	11.00%	94.00%	100.00%
Number of customers										1	3

X

- Definition

Represents the number of customers on whom the entity relies significantly giving rise to concentration of risk.

+ References

No definition available.

+ Details

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X

- Definition

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.

+ References

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

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