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Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2022
Fair Value Measurements  
Schedule of assets that are measured at fair value on a recurring basis

Fair Value Measurement at Reporting Date Using

(In thousands)

September 30, 2022

Quoted Prices in Active Markets for Identical Assets (Level 1)

Significant Other Observable Inputs (Level 2)

Significant Unobservable Inputs (Level 3)

Assets:

U.S. Treasury Notes

$

1,997

$

1,997

Corporate Notes / Bonds

$

2,312

$

2,312

Commercial Paper

$

4,496

$

4,496

U.S. Treasury Bills

$

2,977

$

2,977

Fair Value Measurement at Reporting Date Using

(In thousands)

December 31, 2021

Quoted Prices in Active Markets for Identical Assets (Level 1)

Significant Other Observable Inputs (Level 2)

Significant Unobservable Inputs (Level 3)

Assets:

U.S. Treasury Notes

$

4,038

$

4,038

Corporate Notes / Bonds

$

9,585

$

9,585

Commercial Paper

$

8,996

$

8,996

U.S. Treasury Bills

$

9,990

$

9,990

U.S. Government Agencies

$

2,499

$

2,499