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Fair Value of Financial Instruments
12 Months Ended
Dec. 31, 2021
Fair Value Disclosures [Abstract]  
Fair Value of Financial Instruments

Note 4: Fair Value of Financial Instruments

The estimated fair values of financial instruments outstanding were (in thousands):

 

 

 

December 31, 2021

 

 

 

 

 

 

 

Unrealized

 

 

Unrealized

 

 

Fair

 

 

 

Cost

 

 

Gains

 

 

Losses

 

 

Value

 

Cash and cash equivalents

 

$

5,893

 

 

$

 

 

$

 

 

$

5,893

 

Short-term investments

 

 

9,276

 

 

 

 

 

 

(9

)

 

 

9,267

 

Long-term investments

 

 

2,935

 

 

 

 

 

 

(7

)

 

 

2,928

 

 

 

$

18,104

 

 

$

 

 

$

(16

)

 

$

18,088

 

 

 

 

December 31, 2020

 

 

 

 

 

 

 

Unrealized

 

 

Unrealized

 

 

Fair

 

 

 

Cost

 

 

Gains

 

 

Losses

 

 

Value

 

Cash

 

$

1,712

 

 

$

 

 

$

 

 

$

1,712

 

 

The unrealized losses from available-for-sale securities as of December 31, 2021 and 2020 were not material.

The following table represents the Company’s fair value hierarchy for its financial assets (cash equivalents and investments) as of December 31, 2021 (in thousands):

 

 

 

December 31, 2021

 

 

 

Fair Value

 

 

Level 1

 

 

Level 2

 

 

Level 3

 

Money market funds (1)

 

$

1,159

 

 

$

1,159

 

 

$

 

 

$

 

Corporate notes and commercial paper

 

$

12,195

 

 

$

 

 

$

12,195

 

 

$

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(1)

Included in cash and cash equivalents.

 

There were no cash equivalents and investments as of December 31, 2020.

 

 

During the year ended December 31, 2021, $0.4 million of corporate notes and commercial paper matured and were transferred to Level 1. There were no transfers in or out of Level 1 and Level 2 securities during the year ended December 31, 2020.