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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Cash flows from operating activities of continuing operations: |  |  |
Net (loss) / income from continuing operations | $ (7,611) | $ 15,795 | $ 18,750
Adjustments to reconcile net (loss) / income to net cash provided by operating activities of continuing operations: |  |  |
Vessel depreciation and amortization (Note 5) | 32,813 | 35,979 | 35,082
Amortization and write off of deferred financing costs | 1,359 | 961 | 1,009
Amortization of above market acquired charters (Note 6) | 14,380 | 14,380 | 14,309
Equity compensation expense (Note 13) | 613 | 1,156 | 1,074
Impairment of vessel (Notes 5, 8) | 28,805 | 3,282 | 0
Changes in operating assets and liabilities: |  |  |
Trade accounts receivable | (11,354) | (2,275) | 183
Prepayments and other assets | 855 | 710 | (831)
Inventories | 1,147 | (438) | (153)
Trade accounts payable | 4,074 | 2,766 | (595)
Due to related parties | 3,508 | (1,861) | (6,059)
Accrued liabilities | 1,648 | 7,624 | 662
Deferred revenue | (10,059) | (11,542) | 24,976
Dry docking costs paid |  | (609) | (1,479)
Net cash provided by operating activities of continuing operations | 60,178 | 65,928 | 86,928
Cash flows from investing activities of continuing operations: |  |  |
Vessel acquisitions and improvements including time charter agreements (Note 5) | (2,428) | (1,679) | (74,502)
Net proceeds from sale of vessels | 39,789 | 0 | 0
Net cash provided by / (used in) investing activities of continuing operations | 37,361 | (1,679) | (74,502)
Cash flows from financing activities of continuing operations: |  |  |
Proceeds from issuance of Partnership units (Note 12) | 0 | 17,815 | 4,546
Expenses paid for issuance of Partnership units | 0 | (247) | (784)
Proceeds from issuance of long-term debt (Note 7) | 0 | 0 | 26,661
Payments of long-term debt (Note 7) | (55,283) | (98,464) | (13,219)
Deferred financing costs paid | (72) | (3,803) | (24)
Dividends paid (Note 12) | (52,600) | (51,630) | (68,193)
Net cash used in financing activities of continuing operations | (107,955) | (136,329) | (51,013)
Net decrease in cash, cash equivalents and restricted cash from continuing operations | (10,416) | (72,080) | (38,587)
Cash flows from discontinued operations |  |  |
Operating activities | 37,712 | 61,046 | 68,158
Investing activities | (41,837) | (359) | (16,280)
Financing activities | (18,557) | (31,988) | 4,197
Net (decrease) / increase in cash, cash equivalents and restricted cash from discontinued operations | (22,682) | 28,699 | 56,075
Net (decrease) / increase in cash, cash equivalents and restricted cash | (33,098) | (43,381) | 17,488
Cash, cash equivalents and restricted cash at the beginning of the year | 71,297 | 114,678 | 97,190
Cash, cash equivalents and restricted cash at the end of the year | 38,199 | 71,297 | 114,678
Supplemental cash flow information |  |  |
Cash paid for interest | 24,952 | 19,646 | 23,763
Non-Cash Investing and Financing Activities |  |  |
Capital expenditures included in liabilities | 547 | 312 | 1,383
Offering expenses included in liabilities | 0 | 35 | 106
Deferred financing costs included in liabilities | 0 | 79 | 0
Capitalized dry docking costs included in liabilities | 480 | 11 | 1,141
Assumption of loans regarding the acquisition of the shares of the companies owning the M/T Aristaios, the M/T Anikitos and the M/T Amor included in discontinued operations | 43,958 | 0 | 15,750
Units issued to acquire the shares of the company owning M/T Amor included in discontinued operations | 0 | 0 | 911
Reconciliation of cash, cash equivalents and restricted cash |  |  |
Cash and cash equivalents | 21,203 | 53,297 | 96,678
Restricted cash - Non-current assets | 16,996 | 18,000 | 18,000
Cash, cash equivalents and restricted cash at the end of the year | $ 38,199 | $ 71,297 | $ 114,678

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- Definition The increase (decrease) in cash associated with the entity's continuing operating, investing, and financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3521-108585 + Details
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- Definition Increase (decrease) in cash associated with the entity's discontinued operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3521-108585 + Details
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- Definition Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3521-108585 + Details
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- Definition Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3521-108585 + Details
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- Definition Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3521-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3536-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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- Definition The cash outflow for acquisition of or capital improvements to properties held for investment (operating, managed, leased) or for use. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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- Definition The cash outflow for loan and debt issuance costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6812-107765 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 305 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84242212&loc=d3e2352-115587 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3044-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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- Definition The fair value of stock issued in noncash financing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586 + Details
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