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Available for Sale Securities - Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Jun. 30, 2019
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Mortgage-backed Securities, Issued by US Government Sponsored Enterprises |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | $ 9,037 | $ 1,175
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 39 | 1
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value |  | 34,148
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss |  | 316
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 9,037 | 35,323
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | 39 | 317
US States and Political Subdivisions Debt Securities |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value |  | 8,531
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss |  | 68
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value |  | 8,531
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss |  | 68
US Government-sponsored Enterprises Debt Securities |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value |  | 6,969
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss |  | 15
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value |  | 6,969
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss |  | 15
Other Debt Obligations |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 995 |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 5 |
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 643 | 985
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 338 | 198
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 1,638 | 985
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | 343 | 198
Total investments and mortgage-backed securities |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 10,032 | 1,175
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 44 | 1
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 643 | 50,633
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 338 | 597
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 10,675 | 51,808
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | $ 382 | $ 598

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- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer. + References No definition available. + Details
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- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27337-111563 + Details
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