Earnings Per Share - Dilutive (Details) - $ / shares shares in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Dilutive Earnings Per Share [Line Items]
Earnings Per Share, Diluted	$ (0.70)	$ (0.77)	$ (1.12)	$ (2.26)
Earnings Per Share, Basic	(0.70)	$ (0.77)	(1.12)	$ (2.26)
Convertible Notes Due in 2019 [Member]
Dilutive Earnings Per Share [Line Items]
Debt Instrument, Convertible, Conversion Price	$ 2.25		$ 2.25
Outstanding common stock equivalents			9,900

[Line Items] for Dilutive Earnings Per Share [Table]

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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- Definition

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible debt securities using the if-converted method.

+ References

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