XML 84 R68.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Cash and Cash Equivalents (Details) $ in Thousands | Dec. 31, 2018 USD ($)
--- | ---
Restricted Cash and Cash Equivalents Items [Line Items] |
Cash balance, Federal Home Loan Bank And Federal Reserve Bank | $ 7,639
Cash reserve with Federal Reserve Bank | 45,352
Interest-bearing Deposits |
Restricted Cash and Cash Equivalents Items [Line Items] |
Cash amount that exceeded federally insured limits | $ 122,092

X
- Definition Cash Balance, Federal Home Loan Bank And Federal Reserve Bank + References No definition available. + Details
Name: | frme_CashBalanceFederalHomeLoanBankAndFederalReserveBank
Namespace Prefix: | frme_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Reserve Requirement, Federal Reserve Bank + References No definition available. + Details
Name: | frme_ReserveRequirementFederalReserveBank
Namespace Prefix: | frme_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of cash as of the balance sheet date that is not insured by the Federal Deposit Insurance Corporation. + References No definition available. + Details
Name: | us-gaap_CashUninsuredAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis=us-gaap_InterestBearingDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |