Major Customers Narrative (Details)
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3 Months Ended | 6 Months Ended | ||
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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Jun. 30, 2012
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Accounts Receivable [Member]
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Concentration Risk [Line Items] | ||||
Concentration risk percentage | 32.00% | |||
Sales Revenue, Services, Net [Member]
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Concentration Risk [Line Items] | ||||
Number of major wholesale partners | 2 | 3 | ||
Customer Concentration Risk [Member] | Sales Revenue, Services, Net [Member]
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Concentration Risk [Line Items] | ||||
Concentration risk percentage | 21.00% | 36.00% | 21.00% | 37.00% |