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Related-Party Transactions
12 Months Ended
Dec. 31, 2011
Related-Party Transactions [Abstract]  
Related-Party Transactions
13. Related-Party Transactions
 
Prior to the IPO, the Company had an agreement to pay CCMP and certain other investors and related entities an annual advisory fee of $500,000. The Company expensed $55,000 in advisory fees for 2010, and $500,000 in advisory fees for 2009. This agreement was terminated effective with the IPO on February 10, 2010.