XML 48 R13.htm IDEA: XBRL DOCUMENT v2.4.1.9

Asset Purchases (Tables)

3 Months Ended

Mar. 31, 2015

Business Combinations [Abstract]

Amortization Expense of Core Deposit Intangible Assets

		Hicksville				Custar				Total
2015		$	155			$	168			$	323
2016			155				167				322
2017			78				167				245
2018			—				167				167
2019			—				167				167
Thereafter			—				161				161
		$	388			$	997			$	1,385

X

- Definition

Tabular disclosure of information pertaining to the amortization expense of the core deposit intangible assets remaining.

+ References

No definition available.

+ Details

Name:	fmao_AmortizationExpenseOfCoreDepositIntangibleAssetTableTextBlock
Namespace Prefix:	fmao_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_BusinessCombinationsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration