|
Related Party Transactions (Details) (USD $)
|
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
|
Sep. 30, 2013
|
Sep. 30, 2012
|
Sep. 30, 2013
|
Sep. 30, 2012
|
Dec. 31, 2012
|
|
| Related Party Transactions | |||||
| Revenue from product sales | $ 960,000 | $ 1,698,000 | $ 3,358,000 | $ 4,303,000 | |
| Accounts receivable | 800,000 | 800,000 | 1,500,000 | ||
|
Investors | Company 1
|
|||||
| Related Party Transactions | |||||
| Revenue from product sales | 694,000 | 747,000 | 2,059,000 | 1,567,000 | |
|
Investors | Company 2
|
|||||
| Related Party Transactions | |||||
| Revenue from product sales | 211,000 | 128,000 | 813,000 | ||
|
Investors | Company 3
|
|||||
| Related Party Transactions | |||||
| Revenue from product sales | 262,000 | 372,000 | 748,000 | 1,139,000 | |
|
Investors | Company 4
|
|||||
| Related Party Transactions | |||||
| Revenue from product sales | $ 4,000 | $ 368,000 | $ 423,000 | $ 784,000 | |