Investments (Details 1) $ in Thousands	Mar. 31, 2024 USD ($)
Debt Securities, Held-to-maturity	$ 5,925
AAA /AA/A [Member]
Debt Securities, Held-to-maturity	2,884
BBB/BB [Member]
Debt Securities, Held-to-maturity	3,041
Fed Govt. Bonds/Notes [Member] | AAA /AA/A [Member]
Debt Securities, Held-to-maturity	2,384
Fed Govt. Bonds/Notes [Member] | BBB/BB [Member]
Debt Securities, Held-to-maturity	0
Corporate Bonds [Member]
Debt Securities, Held-to-maturity	3,541
Corporate Bonds [Member] | AAA /AA/A [Member]
Debt Securities, Held-to-maturity	500
Corporate Bonds [Member] | BBB/BB [Member]
Debt Securities, Held-to-maturity	3,041
Fedral government bond notes [Member]
Debt Securities, Held-to-maturity	$ 2,384