Financial Instruments and Fair Value Measurements (Schedules of Concentration of Risk) (Details)	1 Months Ended	3 Months Ended			6 Months Ended
	Jul. 01, 2022	Jun. 16, 2022	Apr. 01, 2022	Jun. 25, 2021	Jul. 01, 2022	Jun. 16, 2022	Jun. 25, 2021
Distributor Concentration Risk | Revenue from Contract with Customer Benchmark [Member] | CuraScript, Inc
Concentration Risk
Concentration Risk, Percentage				23.70%		15.60%	24.40%
Distributor Concentration Risk | Revenue from Contract with Customer Benchmark [Member] | FFF Enterprises, Inc.
Concentration Risk
Concentration Risk, Percentage	23.60%	26.90%				11.80%
Distributor Concentration Risk | Accounts Receivable Attributable to Distributors | Amerisource Bergen Corporation [Member]
Concentration Risk
Concentration Risk, Percentage			30.00%		29.70%
Distributor Concentration Risk | Accounts Receivable Attributable to Distributors | McKesson Corporation [Member]
Concentration Risk
Concentration Risk, Percentage			15.00%		16.80%
Distributor Concentration Risk | Accounts Receivable Attributable to Distributors | CuraScript, Inc
Concentration Risk
Concentration Risk, Percentage			12.70%
Distributor Concentration Risk | Accounts Receivable Attributable to Distributors | FFF Enterprises, Inc.
Concentration Risk
Concentration Risk, Percentage					12.20%
Product Concentration Risk | Net Sales Attributable to Products | Acthar
Concentration Risk
Concentration Risk, Percentage	32.40%	24.60%		27.70%		25.40%	25.40%
Product Concentration Risk | Net Sales Attributable to Products | Inomax
Concentration Risk
Concentration Risk, Percentage	15.80%	17.40%		19.40%		19.00%	21.70%
Product Concentration Risk | Net Sales Attributable to Products | Therakos [Member]
Concentration Risk
Concentration Risk, Percentage	12.00%	13.00%		12.50%		12.50%	12.30%
Product Concentration Risk | Net Sales Attributable to Products | APAP
Concentration Risk
Concentration Risk, Percentage	13.30%	13.10%				11.00%