Macatawa Bank Corporation Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)
Notes Tables
Notes Details

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)

v3.7.0.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2017 USD ($) Branch Grade InterestRateSwap shares	Dec. 31, 2016 USD ($)
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Number of full service branch offices \| Branch	26
Residential Mortgage [Member]
Allowance for Loan Losses [Abstract]
Period of historical loss experience applied to loans for estimating allowance for general component of non-classified loans	12 months
Commercial [Member]
Allowance for Loan Losses [Abstract]
Period of historical loss experience applied to loans for estimating allowance for general component of non-classified loans	18 months
Threshold balance of loans evaluated for impairment	$ 500
Commercial [Member] \| Minimum [Member]
Allowance for Loan Losses [Abstract]
Internal risk grading of loans evaluated for impairment \| Grade	6
Commercial Real Estate [Member]
Allowance for Loan Losses [Abstract]
Threshold balance of loans evaluated for impairment	$ 500
Commercial Real Estate [Member] \| Minimum [Member]
Allowance for Loan Losses [Abstract]
Internal risk grading of loans evaluated for impairment \| Grade	6
Consumer [Member]
Allowance for Loan Losses [Abstract]
Period of historical loss experience applied to loans for estimating allowance for general component of non-classified loans	12 months
Swap [Member] \| Interest Rate Swap [Member]
Derivatives [Abstract]
Number of derivative instruments held \| InterestRateSwap	2
Notional amount of agreements	$ 43,100	$ 48,100
Derivative asset fair value	395	494
Derivative liability fair value	$ 395	$ 494
Accounting Standards Update 2016-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Stock awards vested (in shares) \| shares	0
Stock awards exercised (in shares) \| shares	0

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