Share-Based Compensation Plans Stock Options (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2013
Summary of all common stock option activity
Number of Shares Outstanding beginning balance	4,893
Weighted Average Exercise Price Per Share Outstanding beginning balance	$ 9.52
Number of Shares Granted	20
Weighted Average Exercise Price Per Share Granted	$ 4.68
Number of Shares Exercised	0
Weighted Average Exercise Price Per Share Exercised	$ 0.00
Number of Shares Forfeited or expired	(565)
Weighted Average Exercise Price Per Share Forfeited or expired	$ 10.58
Number of Shares Outstanding ending balance	4,348
Weighted Average Exercise Price Per Share Outstanding ending balance	$ 9.35
Weighted Average Exercise Price Per Share average contractual term (years)	2 years 8 months 5 days
Aggregate intrinsic value outstanding ending balance (in dollars)	$ 22
Number of Shares Fully vested and expected to vest	4,346
Weighted Average Exercise Price Per Share Fully vested and expected to vest	$ 9.36
Average Remaining Contractual Term Fully vested and expected to vest (years)	2 years 8 months 5 days
Aggregate intrinsic value fully vested and expected to vest (in dollars)	22
Number of Shares Exercisable	4,128
Weighted Average Exercise Price Per Share Exercisable	$ 9.55
Average Remaining Contractual Term Exercisable (years)	2 years 4 months 13 days
Aggregate intrinsic value exercisable (in dollars)	$ 22

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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