Net Loss Per Share (Reconciliation Of The Numerator And Denominator Of Basic And Diluted Net Loss Per Share) (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Numerator:
Loss from continuing operations	$ (12,612)	$ (497,738)
Loss from discontinued operations, net of tax	(5,961)	(7,751)
NET LOSS	$ (18,573)	$ (505,489)
Denominator:
For basic per share data—weighted average shares (shares)	224,594	223,521
Dilutive effect of ordinary share equivalents (shares)	0	0
For diluted per share data—weighted average shares (shares)	224,594	223,521

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Amount after tax of income (loss) from continuing operations attributable to the parent.

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Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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