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SEGMENTAL INFORMATION (Details 1) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Net cash flows from |  |  |
Purchases of property, plant and equipment | $ (403,666) | $ (694,370) | $ (1,569,749)
Purchases of intangible assets | (87,318) | (88,587) | (52,449)
Net cash flows from (used in) operating activities | 1,666,740 | 980,884 | 1,672,101
Net cash flow from (used in) investing activities | (287,422) | (431,789) | (1,695,695)
Net cash flows from (used in) financing activities | (1,179,088) | (396,279) | (128,360)
Air Transportation [Member] |  |  |
Net cash flows from |  |  |
Purchases of property, plant and equipment | 403,282 | 693,581 | 691,930
Additions associated with maintenance | 218,537 | 197,866 | 230,526
Other additions | 184,745 | 495,715 | 461,404
Purchases of intangible assets | 79,102 | 84,377 | 41,399
Net cash flows from (used in) operating activities | 1,489,797 | 827,108 | 1,531,395
Net cash flow from (used in) investing activities | (278,790) | (426,989) | (1,679,272)
Net cash flows from (used in) financing activities | (1,010,705) | (246,907) | (4,708)
Coalition And Loyalty Program Multiplus [Member] |  |  |
Net cash flows from |  |  |
Purchases of property, plant and equipment | 384 | 789 | 2,440
Additions associated with maintenance |  |  |
Other additions | 384 | 789 | 2,440
Purchases of intangible assets | 8,216 | 4,210 | 11,050
Net cash flows from (used in) operating activities | 186,367 | 154,411 | 147,348
Net cash flow from (used in) investing activities | (8,632) | (4,800) | (16,423)
Net cash flows from (used in) financing activities | (168,383) | (149,372) | (123,652)
Eliminations [Member] |  |  |
Net cash flows from |  |  |
Purchases of property, plant and equipment |  |  |
Additions associated with maintenance |  |  |
Other additions |  |  |
Purchases of intangible assets |  |  |
Net cash flows from (used in) operating activities | (9,424) | (635) | (6,642)
Net cash flow from (used in) investing activities |  |  |
Net cash flows from (used in) financing activities |  |  |
Operating Segments [Member] |  |  |
Net cash flows from |  |  |
Purchases of property, plant and equipment | 403,666 | 694,370 | 694,370
Additions associated with maintenance | 218,537 | 197,866 | 230,526
Other additions | 185,129 | 496,504 | 463,844
Purchases of intangible assets | 87,318 | 88,587 | 52,449
Net cash flows from (used in) operating activities | 1,666,740 | 980,884 | 1,672,101
Net cash flow from (used in) investing activities | (287,422) | (431,789) | (1,695,695)
Net cash flows from (used in) financing activities | $ (1,179,088) | $ (396,279) | $ (128,360)

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