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ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES: - Earnings (Loss) per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2018
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net earnings (loss) from continuing operations | $ (4,879) | $ (38,040) | $ (40,202) | $ (42,140) | $ (49,688) | $ (15,261) | $ (41,180) | $ (27,818) | $ (125,261) | $ (133,947) | $ (67,299)
Earnings from discontinued operations, net of tax | 750 | 0 | 0 | 0 | 4,227 | 1,071,661 | 61,803 | 24,803 | 750 | 1,162,494 | 90,779
Net loss | $ (4,129) | $ (38,040) | $ (40,202) | $ (42,140) | $ (45,461) | $ 1,056,400 | $ 20,623 | $ (3,015) | $ (124,511) | $ 1,028,547 | $ 23,480
Basic earnings (loss) per share: |  |  |  |  |  |  |  |  |  |  |
Basic weighted-average shares outstanding (in shares) |  |  |  |  |  |  |  |  | 67,760 | 75,020 | 78,891
Basic earnings (loss) per share from continuing operations (in dollars per share) | $ (0.07) | $ (0.56) | $ (0.59) | $ (0.61) | $ (0.73) | $ (0.20) | $ (0.53) | $ (0.36) | $ (1.85) | $ (1.79) | $ (0.85)
Basic earnings (loss) per share from discontinued operations (in dollars per share) | 0.01 | 0 | 0 | 0 | 0.06 | 13.85 | 0.80 | 0.32 | 0.01 | 15.50 | 1.15
Basic earnings (loss) per share (in USD per share) | (0.06) | (0.56) | (0.59) | (0.61) | (0.67) | 13.65 | 0.27 | (0.04) | $ (1.84) | $ 13.71 | $ 0.30
Diluted earnings (loss) per share: |  |  |  |  |  |  |  |  |  |  |
Basic weighted-average shares outstanding (in shares) |  |  |  |  |  |  |  |  | 67,760 | 75,020 | 78,891
Dilutive effect of common stock options, warrants, and restricted stock as computed under the treasury stock method (in shares) |  |  |  |  |  |  |  |  | 0 | 0 | 0
Diluted weighted-average shares outstanding |  |  |  |  |  |  |  |  | 67,760 | 75,020 | 78,891
Diluted earnings (loss) per share from continuing operations (in dollars per share) | (0.07) | (0.56) | (0.59) | (0.61) | (0.73) | (0.20) | (0.53) | (0.36) | $ (1.85) | $ (1.79) | $ (0.85)
Diluted earnings (loss) per share from discontinued operations (in dollars per share) | 0.01 | 0 | 0 | 0 | 0.06 | 13.85 | 0.80 | 0.32 | 0.01 | 15.50 | 1.15
Diluted earnings (loss), net per share (in USD per share) | $ (0.06) | $ (0.56) | $ (0.59) | $ (0.61) | $ (0.67) | $ 13.65 | $ 0.27 | $ (0.04) | $ (1.84) | $ 13.71 | $ 0.30
Stockholders' Equity Attributable to Parent [Abstract] |  |  |  |  |  |  |  |  |  |  |
Antidilutive securities excluded from computation of earnings per share, amount |  |  |  |  |  |  |  |  | 1,368 | 227 | 20
Minimum |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Attributable to Parent [Abstract] |  |  |  |  |  |  |  |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Options, Exercise Price |  |  |  |  |  |  |  |  |  |  | $ 32.85
Maximum |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Attributable to Parent [Abstract] |  |  |  |  |  |  |  |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Options, Exercise Price |  |  |  |  |  |  |  |  |  |  | $ 32.85
Continuing operations |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Attributable to Parent [Abstract] |  |  |  |  |  |  |  |  |  |  |
Antidilutive securities excluded from computation of earnings per share, amount |  |  |  |  |  |  |  |  | 2,393 | 3,393 | 2,627

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