Equity Transactions and Stock-Based Compensation Plans (Schedule of Restricted Stock Unit Activity) (Details) (Restricted Stock Units (RSUs) [Member], USD $)	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Performance-Based RSUs, 2011 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Actual Achievement Level, Percentage	116.60%
Performance-Based RSUs, 2013 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Adjusted to Performance Condition Evaluation Number	100.00%
Time-Based RSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted, Number of Award Units	347,335	153,278
Granted, Weighted-Average Grant-Date Fair Value per Unit	$ 8.44	$ 7.66
Performance-Based RSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted, Number of Award Units	321,606	50,858
Granted, Weighted-Average Grant-Date Fair Value per Unit	$ 9.90	$ 8.34

Share-based Compensation Arrangement by Share-based Payment Award, Actual Achievement Level, Percentage

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Estimated Achievement Level, Percentage

+ References

No definition available.

+ Details

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

+ Details

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