XML 66 R54.htm IDEA: XBRL DOCUMENT
v3.21.2

Debt (Details) - USD ($) | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Long-term debt, net | $ 29,735,701 | $ 29,647,611
Issuance costs [Member] |  |
Long-term debt, net | (215,637) | (287,506)
5.50% Senior Unsecured Notes [Member] |  |
Long-term debt, net | 30,000,000 | 30,000,000
Discount [Member] |  |
Long-term debt, net | $ (48,662) | $ (64,883)

X
- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References No definition available. + Details
Name: | kins_LongTermDebts
Namespace Prefix: | kins_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_VariableRateAxis=kins_IssuanceCostsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=kins_SeniorNoteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=kins_DiscountMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |