Regulatory Capital (Tables)

12 Months Ended

Dec. 31, 2013

Banking and Thrift [Abstract]

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations

Actual and required capital amounts and ratios are listed below.

	2013								2012
					Required For								Required For
	Actual				Adequate Capital				Actual				Adequate Capital
December 31,	Amount		Ratio		Amount		Ratio		Amount		Ratio		Amount		Ratio
Total Capital (to Risk-weighted Assets)
First Merchants Corporation	$	599,966	14.54	%	$	330,107	8.00	%	$	526,792	16.34	%	$	257,927	8.00	%
First Merchants Bank	599,272		14.56		329,344		8.00		515,337		16.01		257,446		8.00
Tier I Capital (to Risk-weighted Assets)
First Merchants Corporation	$	483,186	11.71	%	$	165,053	4.00	%	$	456,132	14.15	%	$	128,964	4.00	%
First Merchants Bank	547,655		13.30		164,672		4.00		474,782		14.75		128,723		4.00
Tier I Capital (to Average Assets)
First Merchants Corporation	$	483,186	10.20	%	$	189,485	4.00	%	$	456,132	11.03	%	$	165,460	4.00	%
First Merchants Bank	547,655		11.58		189,095		4.00		474,782		11.50		165,124		4.00