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Short-term Investments
 3 Months Ended
Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]  
Short-term Investments

3. Short-term Investments

 

The Company classifies its short-term investments as available-for-sale securities. Available-for-sale securities are carried at fair market value with net unrealized gains and losses reported as a component of accumulated other comprehensive loss in stockholders’ equity. For the three months ended December 31, 2021, the Company realized losses of $7,000 from the sale of short-term investments. No gains or losses were realized during the three months ended December 2020 from the sale of short-term investments.

The Company’s short-term investments were composed of the following (in thousands):

 

 

 

As of December 31, 2021 (in thousands)

 

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Estimated Fair
Value

 

Short-term investments:

 

 

 

 

 

 

 

 

 

 

 

 

Corporate bonds

 

$

7,649

 

 

$

—

 

 

$

(24

)

 

$

7,625

 

 

 

 

 

As of September 30, 2021 (in thousands)

 

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Estimated Fair
Value

 

Short-term investments:

 

 

 

 

 

 

 

 

 

 

 

 

Corporate bonds

 

$

9,511

 

 

$

—

 

 

$

(15

)

 

$

9,496

 

 

 

The Company’s short-term investments at December 31, 2021 had contractual maturities of $6.7 million due within one year and $0.9 million due between January 2023 to March 2023.