Operating Segments, Selected Information by Product Line (Details) - Net Sales [Member]	3 Months Ended		9 Months Ended
	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018
Engineered Materials [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	100.00%	100.00%	100.00%	100.00%
Engineered Materials [Member] | Performance Materials [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	40.00%	41.00%	39.00%	41.00%
Engineered Materials [Member] | Engineered Products [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	60.00%	59.00%	61.00%	59.00%
Health, Hygiene & Specialties [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	100.00%	100.00%	100.00%	100.00%
Health, Hygiene & Specialties [Member] | Health [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	18.00%	18.00%	18.00%	17.00%
Health, Hygiene & Specialties [Member] | Hygiene [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	49.00%	50.00%	51.00%	51.00%
Health, Hygiene & Specialties [Member] | Specialties [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	33.00%	32.00%	31.00%	32.00%
Consumer Packaging [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	100.00%	100.00%	100.00%	100.00%
Consumer Packaging [Member] | Rigid Open Top [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	47.00%	45.00%	45.00%	43.00%
Consumer Packaging [Member] | Rigid Closed Top [Member]
Selected Information by Product Line [Abstract]
Concentration risk percentage	53.00%	55.00%	55.00%	57.00%