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Note 4 - Financial Statement Details - Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Prepaid tour expenses $ 14,816 $ 10,617
Prepaid corporate insurance 3,426 1,158
Prepaid client insurance 2,659 2,436
Prepaid marketing, commissions and other expenses 2,639 2,622
Prepaid air expense 2,473 2,973
Prepaid port agent fees 1,781 1,433
Prepaid income taxes 169 24
Total prepaid expenses $ 27,963 $ 21,263