NSTS Bancorp, Inc. Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Loans and Allowance for Credit Losses - Loans on Nonaccrual Status (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Nonaccrual, No Allowance	$ 139
Non-accrual	139	$ 154
First Mortgage Loans [Member] \| One To Four Family Residential [Member]
Nonaccrual, No Allowance	139
Non-accrual	139	154
First Mortgage Loans [Member] \| Multifamily [Member]
Nonaccrual, No Allowance	0
Non-accrual	0	0
First Mortgage Loans [Member] \| Commercial Real Estate [Member]
Nonaccrual, No Allowance	0
Non-accrual	0	0
Consumer Portfolio Segment [Member]
Nonaccrual, No Allowance	0
Non-accrual	$ 0	$ 0