Condensed Consolidated Balance Sheets [Parenthetical] (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Adjustments for chargebacks and other allowances	$ 8,096	$ 8,708
Treasury Stock, Shares	2,500us-gaap_TreasuryStockShares	0us-gaap_TreasuryStockShares
Preferred Stock, Par or Stated Value Per Share	$ 0.0001	$ 0.0001
Preferred Stock, Shares Authorized	1,666,667us-gaap_PreferredStockSharesAuthorized	1,666,667us-gaap_PreferredStockSharesAuthorized
Preferred Stock, Shares Issued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued
Preferred Stock, Shares Outstanding	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding
Common stock
Common Stock, Par Value (in dollars per share)	$ 0.0001	$ 0.0001
Common Stock, Authorized Shares	33,333,334	33,333,334
Common Stock, Issued Shares	11,389,317	11,387,860
Common Stock, Outstanding Shares	11,386,817	11,387,860
Class C special stock
Common Stock, Par Value (in dollars per share)	$ 0.0001	$ 0.0001
Common Stock, Authorized Shares	781,281	781,281
Common Stock, Issued Shares	10,864	10,864
Common Stock, Outstanding Shares	10,864	10,864

Face amount or stated value per share of common stock.

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