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Financial Instruments
6 Months Ended
Jun. 30, 2019
Financial Instruments [Abstract]  
Financial Instruments 2. Financial Instruments

 

The following is a summary of our financial instruments measured at fair value (in thousands):

June 30, 2019

Level 1

Level 2

Level 3

Total

Cash equivalents:

Money market funds

$

1,458

$

--

$

--

$

1,458

Restricted securities:

Money market funds

508

--

--

508

Total assets

$

1,966

$

--

$

--

$

1,966

December 31, 2018

Level 1

Level 2

Level 3

Total

Cash equivalents:

Money market funds

$

1,445

$

--

$

--

$

1,445

Restricted securities:

Money market funds

747

--

--

747

Total assets

$

2,192

$

--

$

--

$

2,192

We used prices quoted from our investment advisors to determine the Level 1 valuation of our investments in money market funds.