Financial Instruments and Fair Value Measurements (Schedules of Concentration of Risk) (Details)	3 Months Ended							12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended
	Dec. 27, 2013 Distributor Concentration Risk Net Sales Attributable to Distributors Cardinal Health, Inc.	Dec. 28, 2012 Distributor Concentration Risk Net Sales Attributable to Distributors Cardinal Health, Inc.	Dec. 27, 2013 Distributor Concentration Risk Net Sales Attributable to Distributors McKesson Corporation	Dec. 28, 2012 Distributor Concentration Risk Net Sales Attributable to Distributors McKesson Corporation	Dec. 27, 2013 Distributor Concentration Risk Net Sales Attributable to Distributors Amerisource Bergen Corporation	Dec. 28, 2012 Distributor Concentration Risk Net Sales Attributable to Distributors Amerisource Bergen Corporation	Dec. 27, 2013 Distributor Concentration Risk Accounts Receivable Attributable to Distributors Cardinal Health, Inc.	Sep. 27, 2013 Distributor Concentration Risk Accounts Receivable Attributable to Distributors Cardinal Health, Inc.	Dec. 27, 2013 Distributor Concentration Risk Accounts Receivable Attributable to Distributors McKesson Corporation	Sep. 27, 2013 Distributor Concentration Risk Accounts Receivable Attributable to Distributors McKesson Corporation	Dec. 27, 2013 Distributor Concentration Risk Accounts Receivable Attributable to Distributors Amerisource Bergen Corporation	Sep. 27, 2013 Distributor Concentration Risk Accounts Receivable Attributable to Distributors Amerisource Bergen Corporation	Dec. 27, 2013 Product Concentration Risk Net Sales Attributable to Products Optiray (CMDS)	Dec. 28, 2012 Product Concentration Risk Net Sales Attributable to Products Optiray (CMDS)	Dec. 27, 2013 Product Concentration Risk Net Sales Attributable to Products Methylphenidate ER (Specialty Generics)	Dec. 28, 2012 Product Concentration Risk Net Sales Attributable to Products Methylphenidate ER (Specialty Generics)
Concentration Risk [Line Items]
Concentration risk, percentage	20.00%	22.00%	15.00%	15.00%	12.00%	8.00%	25.00%	18.00%	24.00%	22.00%	14.00%	14.00%	13.00%	16.00%	10.00%	2.00%