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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018
CONSOLIDATED STATEMENTS OF CASH FLOWS |  |
NET CASH PROVIDED BY OPERATING ACTIVITIES | $ 362,123 | $ 350,822
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchases of marketable securities | (896,326) | (1,377,448)
Sales of marketable securities | 961,403 | 1,407,623
Proceeds from the sale of aircraft, property and equipment | 21,065 |
Acquisition of property and equipment: |  |
Aircraft and rotable spare parts | (325,969) | (553,877)
Buildings and ground equipment | (55,865) | (19,070)
Deposits on aircraft | (31,817) |
Aircraft deposits applied towards acquired aircraft | 23,298 |
Net cash received from sale of ExpressJet subsidiary | 53,200 |
Decrease (increase) in other assets | 1,962 | (4,962)
NET CASH USED IN INVESTING ACTIVITIES | (249,049) | (547,734)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from issuance of long-term debt | 99,914 | 383,644
Principal payments on long-term debt | (211,200) | (160,387)
Net proceeds from issuance of common stock | 4,540 | 2,320
Purchase of treasury and common stock and employee income tax paid on equity awards | (68,932) | (23,467)
Increase in debt issuance cost | (820) | (1,917)
Payment of cash dividends | (11,299) | (9,345)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES | (187,797) | 190,848
Increase (decrease) in cash and cash equivalents | (74,723) | (6,064)
Cash and cash equivalents at beginning of period | 328,384 | 181,792
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 253,661 | 175,728
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: |  |
Acquisition of rotable spare parts | 3,244 | 426
Debt assumed on aircraft acquired under operating leases | 14,475 | 59,132
Engines contributed to joint venture | 22,313 |
Right of use assets applied to aircraft acquired under operating leases | 150,688 |
Lease liability arising from the recognition of right-of-use asset | 456,472 |
Cash paid during the period for: |  |
Interest, net of capitalized amounts | 67,778 | 54,765
Income taxes | 1,713 | $ 1,852
SUPPLEMENTAL DISCLOSURE OF SALE OF SUBSIDIARY: |  |
Decrease in carrying amount of assets | (101,448) |
Decrease in carrying amount of liabilities | 68,341 |
Cash received from buyers | 79,632 |
Gain on sale of subsidiary | $ 46,525 |

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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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- References No definition available. + Details
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- References No definition available. + Details
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