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Segment Revenues (Details) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012
Revenues - United States |  |  |  |  |  |  |  |  |  | $ 66,694,000
Revenues - International |  |  |  |  |  |  |  |  | 16,901,000 | 17,676,000
Total Revenues | 21,379,000 | 22,135,000 | 28,412,000 | 17,651,000 | 19,535,000 | 20,363,000 | 27,594,000 | 16,878,000 | 89,576,777 | 84,369,770
United States |  |  |  |  |  |  |  |  |  |
Revenues - United States |  |  |  |  |  |  |  |  | 72,676,000 | 66,694,000
Total Revenues |  |  |  |  |  |  |  |  | 73,608,000 | 67,510,000
Canada |  |  |  |  |  |  |  |  |  |
Revenues - International |  |  |  |  |  |  |  |  | 8,092,000 | 8,808,000
Total Revenues |  |  |  |  |  |  |  |  | 8,092,000 | 8,808,000
Europe |  |  |  |  |  |  |  |  |  |
Revenues - International |  |  |  |  |  |  |  |  | 7,877,000 | 8,052,000
Total Revenues |  |  |  |  |  |  |  |  | 7,877,000 | 8,052,000
Other International |  |  |  |  |  |  |  |  |  |
Revenues - International |  |  |  |  |  |  |  |  | $ 932,000 | $ 816,000

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