XML 55 R44.htm IDEA: XBRL DOCUMENT
v3.24.1.1.u2

Fair Value of Financial Instruments and Real Estate (Details) - USD ($) | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Reinsurance balances payable | $ 10,797,386 | $ 12,837,140
Carrying Value [Member] |  |
Fixed-maturity securities held-to- maturity, Level 1 | 7,051,252 | 7,052,541
Fixed-maturity securities available-for-sale, Level 1 | 110,398,994 | 111,909,412
Fixed-maturity securities available-for-sale, Level 2 | 66,945,701 | 67,513,136
Cash and cash equivalents | 3,199,300 | 8,976,998
Premiums receivable, net | 13,902,797 | 13,604,808
Reinsurance receivables, net | 70,723,937 | 75,593,912
Real estate, net of accumulated depreciation | 1,978,542 | 1,992,529
Reinsurance balances payable | 19,392,748 | 12,837,140
Fair Value [Member] |  |
Fixed-maturity securities held-to- maturity, Level 1 | 6,043,911 | 6,106,148
Fixed-maturity securities available-for-sale, Level 1 | 104,350,834 | 91,046,936
Fixed-maturity securities available-for-sale, Level 2 | 56,896,236 | 57,873,861
Cash and cash equivalents | 3,199,300 | 8,976,998
Premiums receivable, net | 13,902,797 | 13,604,808
Reinsurance receivables, net | 70,723,937 | 75,593,912
Real estate, net of accumulated depreciation | 3,540,000 | 3,540,000
Reinsurance balances payable | $ 19,392,748 | $ 12,837,140

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

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

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

X
- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
Name: | us-gaap_CashAndCashEquivalentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Gross amount, as of the balance sheet date, due the entity from (a) agents and insureds, (b) uncollected premiums and (c) others, before deducting the allowance for doubtful accounts. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(5)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 + Details
Name: | us-gaap_PremiumsReceivableGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of accumulated depreciation pertaining to real estate investments for entities with a substantial portion of business acquiring and holding investment real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 970 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column F)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479438/970-360-S99-1 + Details
Name: | us-gaap_RealEstateAccumulatedDepreciation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The carrying amount as of the balance sheet date of the known and estimated amounts owed to insurers under reinsurance treaties or other arrangements. + References No definition available. + Details
Name: | us-gaap_ReinsurancePayable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The sum for all reinsurance arrangements of the known and estimated amount recoverable as of the balance sheet date from a given reinsurer for claims paid or incurred by the ceding insurer and associated claims settlement expenses for each reinsurance arrangement (or, the sum of all cases determined individually, probably applying different assumptions to each arrangement). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 310 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479584/944-310-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 310 -Name Accounting Standards Codification -Section 45 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479616/944-310-45-6 + Details
Name: | us-gaap_ReinsuranceReceivablesCaseBasis
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_PlanNameAxis=king_CarryingValueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=king_FairValueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |