Prepaid and Other Current Assets (Tables)

6 Months Ended

Jun. 30, 2020

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Prepaid and Other Current Assets

Prepaid and other current assets at June 30, 2020 and December 31, 2019 consisted of the following (in thousands):

	June 30, 2020		December 31, 2019
Advances to suppliers	$	17,374	$	27,635
Collateral posted with broker for derivative instruments (1)	2,712		10,306
Prepaid insurance	4,580		13,536
Derivative assets	3,177		2,075
Other	4,462		5,604
Total	$	32,305	$	59,156

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(1)

Our cash margin that is required as collateral deposits on our commodity derivatives cannot be offset against the fair value of open contracts except in the event of default. Please read Note 11—Derivatives for further information.