Macatawa Bank Corporation Annual report pursuant to Section 13 and 15(d)

COMMITMENTS AND OFF-BALANCE-SHEET RISK (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Summary of the contractual amounts of financial instruments with off-balance-sheet risk [Abstract]
Notional amount of commitments to fund mortgage loans to be sold into the secondary market	$ 14,700,000	$ 26,900,000
Commitments to make loans at fixed rates (in hundredths)	30.00%
Expiration period of commitment to make variable rate loan	30 days
Commitments to make Loans [Member]
Summary of the contractual amounts of financial instruments with off-balance-sheet risk [Abstract]
Contractual amounts of financial instruments with off-balance-sheet risk	87,513,000	75,319,000
Letters of Credit [Member]
Summary of the contractual amounts of financial instruments with off-balance-sheet risk [Abstract]
Contractual amounts of financial instruments with off-balance-sheet risk	10,774,000	8,200,000
Unused lines of Credit [Member]
Summary of the contractual amounts of financial instruments with off-balance-sheet risk [Abstract]
Contractual amounts of financial instruments with off-balance-sheet risk	$ 313,232,000	$ 276,620,000