Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Statement of Financial Position [Abstract]
Allowances	$ 2,880	$ 3,094
Preferred stock, par value (usd per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	100,000,000us-gaap_PreferredStockSharesAuthorized	100,000,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued (in shares)	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued
Preferred stock, shares outstanding (in shares)	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding
Common stock, par value (usd per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	1,000,000,000us-gaap_CommonStockSharesAuthorized	1,000,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued (in shares)	66,426,000us-gaap_CommonStockSharesIssued	65,528,000us-gaap_CommonStockSharesIssued
Common stock, shares outstanding (in shares)	66,426,000us-gaap_CommonStockSharesOutstanding	65,528,000us-gaap_CommonStockSharesOutstanding

Allowance for Doubtful Accounts and Product Sales Return Reserve

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Face amount or stated value per share of common stock.

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