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CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Current assets: |  |
Cash and cash equivalents | $ 218,290 | $ 371,791
Restricted cash | 5,755 | 25,953
Trade and other receivables, less allowance for doubtful accounts of $70 and $2,700 as of December 31, 2019 and December 31, 2018, respectively | 110,180 | 111,266
Due from affiliate | 125,972 | 132,951
Marine operating supplies | 21,856 | 29,505
Assets held for sale | 39,287 |
Prepaid expenses and other current assets | 15,956 | 11,836
Total current assets | 537,296 | 683,302
Investments in, at equity, and advances to unconsolidated companies |  | 1,039
Net properties and equipment | 938,961 | 1,089,857
Deferred drydocking and survey costs | 66,936 | 22,215
Other assets | 36,335 | 31,326
Total assets | 1,579,528 | 1,827,739
Current liabilities: |  |
Accounts payable | 27,501 | 31,939
Accrued expenses | 74,000 | 61,784
Due to affiliate | 50,186 | 34,972
Current portion of long-term debt | 9,890 | 8,568
Other current liabilities | 24,100 | 21,092
Total current liabilities | 185,677 | 158,355
Long-term debt | 279,044 | 430,436
Other liabilities and deferred credits | 98,397 | 94,025
Commitments and contingencies (Note 14) |  |
Equity: |  |
Common stock of $0.001 par value, 125,000,000 shares authorized, 39,941,327 and 36,978,280 shares issued and outstanding at December 31, 2019 and 2018, respectively | 40 | 37
Additional paid-in capital | 1,367,521 | 1,352,388
Accumulated deficit | (352,526) | (210,783)
Accumulated other comprehensive income (loss) | (236) | 2,194
Total stockholders’ equity | 1,014,799 | 1,143,836
Noncontrolling interests | 1,611 | 1,087
Total equity | 1,016,410 | 1,144,923
Total liabilities and equity | $ 1,579,528 | $ 1,827,739

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