XML 65 R49.htm IDEA: XBRL DOCUMENT v3.22.1

Investments (Details 2) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Gross gains	$ 276,340	$ 41,517
Estimated fair value	7,561,415	3,518,626
Other Investments [Member]
Cost	3,999,381	2,149,381
Gross gains	3,562,034	1,369,245
Estimated fair value	7,561,415	3,368,626
Real Estate Limited Partnership [Member]
Cost	0	150,000
Gross gains	0	0
Estimated fair value	0	150,000
Hedge Funds [Member]
Cost	3,999,381	1,999,381
Gross gains	3,562,034	1,369,245
Estimated fair value	7,561,415	3,518,626
Equity Securities [Member]
Cost	37,470,669	32,571,166
Gross gains	2,580,662	2,673,789
Gross losses	(364,329)	(831,642)
Estimated fair value	39,687,002	34,413,313
Preferred Stock [Member]
Cost	22,019,509	18,097,942
Gross gains	1,007,009	853,277
Gross losses	(184,617)	(426,942)
Estimated fair value	22,841,901	18,524,277
Common stock, mutual fund and exchange traded funds [Member]
Cost	15,451,160	14,473,224
Gross gains	1,573,653	1,820,512
Gross losses	(179,712)	(404,700)
Estimated fair value	$ 16,845,101	$ 15,889,036

X

- Definition

Amount of unrealized gain before deducting unrealized loss on investments in equity securities classified as available-for-sale securities.

+ References

No definition available.

+ Details

Name:	kins_GrossGains
Namespace Prefix:	kins_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	kins_GrossLosses
Namespace Prefix:	kins_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	kins_OtherInvestmentsAtCost
Namespace Prefix:	kins_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of investments classified as other.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(f,g))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_OtherInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_OtherInvestmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=kins_RealEstateLimitedPartnershipMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_HedgeFundsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CollateralAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=kins_PreferredStockEquitySecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=kins_CommonStockMutualFundAndExchangeTradeFundEquitySecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: