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Basis of Presentation and Preparation (Details 2) (USD $)
3 Months Ended 12 Months Ended
Jun. 30, 2013
Sep. 29, 2013
item
Sep. 30, 2012
Goodwill and Intangible Assets      
Impairment of goodwill $ 56,600,000 $ 56,600,000 $ 914,000
Number of levels below reportable segments at which goodwill impairment testing is performed   1  
Number of steps involved in process of goodwill annual impairment test   2  
Contingent Consideration      
Contingent consideration remaining for acquisitions   81,800,000  
Prior to 2010 acquisitions
     
Contingent Consideration      
Contingent consideration remaining for acquisitions   $ 0