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1103 - Disclosure - Disclosures about Fair Value of Assets - Reconciliation of Beginning and Ending Balances of Recurring Fair Value Measurements Recognized in Accompanying Balance Sheet (Detail)
(http://www.iroquoisfed.com/taxonomy/role/DisclosureDisclosuresAboutFairValueOfAssetsReconciliationOfBeginningAndEndingBalancesOfRecurringFairValueMeasurementsRecognizedInAccompanyingBalanceSheet)
TableFair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001514743 (http://www.sec.gov/CIK)
Asset Class [Axis]Mortgage Servicing Rights [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]Period [Axis]
2015-07-01 - 2016-06-30
2014-07-01 - 2015-06-30
Beginning Balance
505,000  
506,000  
Total realized and unrealized gains and losses included in net income
(60,000) 
(11,000) 
Servicing rights that result from asset transfers
58,000  
75,000  
Payments received and loans refinanced
(63,000) 
(65,000) 
Ending Balance
440,000  
 
505,000  
 
Total gains or losses for the period included in net income attributable to the change in unrealized gains or losses related to assets and liabilities still held at the reporting date
(60,000)