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Statements of Cash Flows (Parenthetical) (Apex Laboratories, Inc., USD $)
Dec. 31, 2011
Apex Laboratories, Inc.
 
Acquisition  
Holdback amount related to Apex Laboratories asset acquisition $ 600,000
Cash paid in settlement of holdback related to Apex Laboratories asset acquisition 562,000
Accounts receivable returned to Apex Laboratories in settlement of holdback $ 38,000