XML 78 R67.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Subsequent Events (Details Narrative) - Subsequent Event - USD ($) | Aug. 10, 2022 | Aug. 02, 2022 | Jul. 28, 2022 | Jul. 22, 2022
--- | --- | --- | --- | ---
Dividend |  | $ 0.04 |  |
FNMA bonds |  |  |  |
Book value of bonds | $ 15,144,568 |  |  |
Fair value bonds | 13,567,331 |  |  |
Maximum advance receive | $ 12,000,000 |  |  |
A.M. Best |  |  |  |
Long-term issue credit |  |  | $ 30,000,000.0 |
Kroll Bond Rating Agency |  |  |  |
Long-term issue credit |  |  |  | $ 30,000,000.0

X
- References No definition available. + Details
Name: | king_BookValueOfBonds
Namespace Prefix: | king_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | king_FairValueBonds
Namespace Prefix: | king_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | king_LongTermIssueCredit
Namespace Prefix: | king_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | king_MaximumAdvanceReceive
Namespace Prefix: | king_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The per share amount of a dividend declared, but not paid, as of the financial reporting date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 + Details
Name: | us-gaap_DividendsPayableAmountPerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=king_FNMABondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=king_AMBestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=king_KrollBondRatingAgencyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |