XML 48 R37.htm IDEA: XBRL DOCUMENT v3.22.0.1
Note 6 - Mortgage-backed Securities - Schedule of Amortized Cost and Fair Values of Mortgage-backed Securities (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Jun. 30, 2021
Investment securities - held to maturity $ 9,953 $ 15,489
Gross Unrealized Gains 75 103
Gross Unrealized Losses (50) 0
Fair Value 9,978 15,592
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Investment securities - held to maturity 112,463 82,059
Gross Unrealized Gains 458 283
Gross Unrealized Losses (246) (140)
Fair Value 112,675 82,202
Mortgage-backed Securities, Issued by Private Enterprises [Member]    
Investment securities - held to maturity 334 400
Gross Unrealized Gains 74 57
Gross Unrealized Losses 0 0
Fair Value 408 [1] 457
Collateralized Mortgage Backed Securities [Member]    
Investment securities - held to maturity 112,797 82,459
Gross Unrealized Gains 532 340
Gross Unrealized Losses (246) (140)
Fair Value $ 113,083 $ 82,659
[1] Fair value estimate provided by the Company's independent third-party valuation consultant.