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Investing Receivables
3 Months Ended
Mar. 31, 2022
Receivables [Abstract]  
Investing Receivables Investing Receivables
 
Investing receivables consisted of the following (in thousands): 
March 31,
2022
December 31, 2021
Notes receivable from the City of Huntsville$79,053 $77,784 
Other investing loans receivable5,040 6,041 
Amortized cost basis84,093 83,825 
Allowance for credit losses(1,676)(1,599)
Investing receivables, net$82,417 $82,226 
 
The balances above include accrued interest receivable, net of allowance for credit losses, of $386,000 as of March 31, 2022 and $5.3 million as of December 31, 2021.

Our notes receivable from the City of Huntsville funded infrastructure costs in connection with our LW Redstone Company, LLC joint venture (see Note 6) and carry an interest rate of 9.95%. Our other investing loans receivable carry an interest rate of 8.0%.

The fair value of these receivables was approximately $85 million as of March 31, 2022 and $84 million as of December 31, 2021.