Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2020	Oct. 23, 2020
Cover [Abstract]
Entity Registrant Name	Myers Industries, Inc.
Entity Central Index Key	0000069488
Trading Symbol	MYE
Document Type	10-Q
Document Period End Date	Sep. 30, 2020
Amendment Flag	false
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	Q3
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Filer Category	Accelerated Filer
Entity Shell Company	false
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Common Stock, Shares Outstanding		35,825,079
Entity File Number	1-8524
Entity Tax Identification Number	34-0778636
Entity Address, Address Line One	1293 South Main Street
Entity Address, City or Town	Akron
Entity Address, State or Province	OH
Entity Address, Postal Zip Code	44301
City Area Code	330
Local Phone Number	253-5592
Entity Incorporation, State or Country Code	OH
Entity Interactive Data Current	Yes
Title of 12(b) Security	Common Stock, without par value
Security Exchange Name	NYSE
Document Quarterly Report	true
Document Transition Report	false