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FAIR VALUE MEASUREMENTS (Tables)
 3 Months Ended
Mar. 31, 2018
Fair Value Disclosures [Abstract]  
Summary of Financial Instruments Recognized at Fair Value and Fair Value Measurement Used
A summary of financial instruments recognized at fair value, and the fair value measurements used, follows:
 
Total
 
Level 1
 
Level 2
 
Level 3
March 31, 2018
 
 
 
 
 
 
 
Cash
$
317

 
$
317

 
$
—

 
$
—

Short-term investments
510

 
510

 
—

 
—

Net derivative contracts
(13
)
 
—

 
(13
)
 
—

 
 
 
 
 
 
 
 
December 31, 2017
 
 
 
 
 
 
 
Cash
$
561

 
$
561

 
$
—

 
$
—

Short-term investments
534

 
534

 
—

 
—

Net derivative contracts
36

 
—

 
36

 
—