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Condensed Consolidated Statements of Cash Flows - USD ($) | 9 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Cash flows from operating activities: |  |
Net income/(loss) | $ 82,415,867 | $ (34,992,330)
Adjustments to reconcile net income/(loss) to net cash provided by/(used in) operating activities: |  |
Depreciation and amortization | 49,450,242 | 49,133,072
Amortization of financing costs | 2,199,487 | 2,383,918
Unrealized (gain)/loss on derivatives | 5,291,504 | 3,910,190
Stock-based compensation expense | 2,848,033 | 4,187,724
Unrealized foreign currency (gain)/loss, net | 68,225 | 285,938
Other non-cash items, net | (1,010,948) | 121,397
Changes in operating assets and liabilities |  |
Trade receivables, net and accrued revenue | 541,623 | 327,959
Prepaid expenses and other current assets | (479,382) | (704,832)
Due from related parties | (26,880,332) | (31,046,174)
Inventories | (110,906) | (133,650)
Other non-current assets | (405,342) | (2,560)
Trade accounts payable | 1,325,869 | (1,015,506)
Accrued expenses and other liabilities | (1,265,635) | 4,061,128
Due to related parties | (478,482) | (334,353)
Payments for drydocking costs | (3,133,783) | (579,711)
Net cash provided by (used in) operating activities | 110,376,040 | (4,397,790)
Cash flows from investing activities: |  |
Vessel-related capital expenditures | (12,370,273) | (2,703,247)
Purchases of investment securities |  | (499,690)
Proceeds from sale of investment securities | 1,503,302 |
Payments to acquire other fixed assets | (140,323) | (1,062)
Net cash used in investing activities | (11,007,294) | (3,203,999)
Cash flows from financing activities: |  |
Proceeds from long-term debt borrowings |  | 65,137,500
Repayment of long-term debt borrowings | (47,976,310) | (114,212,965)
Purchase of treasury stock | (15,813,246) | (1,238,642)
Financing costs paid | (40,547) | (628,144)
Net cash used in financing activities | (63,830,103) | (50,942,251)
Effects of exchange rates on cash and cash equivalents | (69,689) | (241,508)
Net increase (decrease) in cash, cash equivalents and restricted cash | 35,468,954 | (58,785,548)
Cash, cash equivalents, and restricted cash at the beginning of the period | 66,472,646 | 129,368,380
Cash, cash equivalents, and restricted cash at the end of the period | $ 101,941,600 | $ 70,582,832

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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal 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 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + 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=118932676&loc=d3e3602-108585 + Details
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + 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 (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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