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v3.20.1

6. Property and Casualty Insurance Activity (Details) - USD ($) | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Premiums Written |  |
Direct | $ 36,696,929 | $ 37,488,548
Assumed | 0 | (34)
Ceded | (13,506,255) | (7,127,909)
Net | 23,190,674 | 30,360,605
Changes In Unearned Premiums |  |
Direct | 5,904,700 | (628,067)
Assumed | 0 | 195
Ceded | (2,153,924) | (136,844)
Net | 3,750,776 | (764,716)
Premiums Earned |  |
Direct | 42,601,629 | 36,860,481
Assumed | 0 | 161
Ceded | (15,660,179) | (7,264,753)
Net | $ 26,941,450 | $ 29,595,889

X
- Definition Custom Element. + References No definition available. + Details
Name: | KINS_AssumedPropertyAndCasultyInsuranceActivity
Namespace Prefix: | KINS_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Custom Element. + References No definition available. + Details
Name: | KINS_CededPropertyAndCasultyInsuranceActivity
Namespace Prefix: | KINS_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Custom Element. + References No definition available. + Details
Name: | KINS_DirectPropertyAndCasultyInsuranceActivity
Namespace Prefix: | KINS_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Custom Element. + References No definition available. + Details
Name: | KINS_NetPropertyAndCasultyInsuranceActivity
Namespace Prefix: | KINS_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_ReinsurancePolicyTypeAxis=KINS_PremiumsWrittenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReinsurancePolicyTypeAxis=KINS_ChangesInUnearnedPremiumsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReinsurancePolicyTypeAxis=KINS_PremiumsEarnedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |