Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v3.22.0.1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2021
Feb. 17, 2022
Jun. 30, 2021
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Period End Date Dec. 31, 2021    
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY    
Document Transition Report false    
Entity File Number 000-25927    
Entity Registrant Name MACATAWA BANK CORP    
Entity Central Index Key 0001053584    
Entity Incorporation, State or Country Code MI    
Entity Tax Identification Number 38-3391345    
Entity Address, Address Line One 10753 Macatawa Drive    
Entity Address, City or Town Holland    
Entity Address, State or Province MI    
Entity Address, Postal Zip Code 49424    
City Area Code 616    
Local Phone Number 820-1444    
Title of 12(b) Security Common stock    
Trading Symbol MCBC    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 274,273,000
Entity Common Stock, Shares Outstanding   34,259,945  
Auditor Firm ID 243    
Auditor Name BDO USA, LLP    
Auditor Location Grand Rapids, Michigan