Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2019

Prepaid Expenses And Other Assets [Abstract]

Prepaid Expenses And Other Current Assets

	December31, 2019	December31, 2018
Prepaid voyage costs	$338	$134
Inventories	6,281	1,004
Claims receivable	2,939	—
Other	905	757
Total prepaid expenses and other current assets	$10,463	$1,895