Investments (Details 1) $ in Thousands	Dec. 31, 2020 USD ($)
Debt securities, held-to-maturity	$ 55,720
AAA /AA/A [Member]
Debt securities, held-to-maturity	37,398
BBB/BB [Member]
Debt securities, held-to-maturity	18,322
Assets Baked Bonds [Member]
Debt securities, held-to-maturity	1,413
Assets Baked Bonds [Member] | AAA /AA/A [Member]
Debt securities, held-to-maturity	1,413
Fed Govt. Bonds/Notes [Member]
Debt securities, held-to-maturity	3,222
Fed Govt. Bonds/Notes [Member] | AAA /AA/A [Member]
Debt securities, held-to-maturity	3,222
Fed Govt. Bonds/Notes [Member] | BBB/BB [Member]
Debt securities, held-to-maturity	0
Municipal Bonds [Member]
Debt securities, held-to-maturity	637
Municipal Bonds [Member] | AAA /AA/A [Member]
Debt securities, held-to-maturity	637
Municipal Bonds [Member] | BBB/BB [Member]
Debt securities, held-to-maturity	0
Corporate Bonds [Member]
Debt securities, held-to-maturity	50,448
Corporate Bonds [Member] | AAA /AA/A [Member]
Debt securities, held-to-maturity	32,126
Corporate Bonds [Member] | BBB/BB [Member]
Debt securities, held-to-maturity	18,322
Asset Backed Bonds [Member] | BBB/BB [Member]
Debt securities, held-to-maturity	$ 0