Share-Based Compensation (Stock Option Activity) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Balance Outstanding (shares) Beginning Balance	838	1,396	1,820
Acquired (shares)			63
Exercised (shares)	0	0	0
Forfeited (shares)	0	0	(8)
Expired (shares)	(582)	(558)	(479)
Balance Outstanding (shares) Ending Balance	256	838	1,396	1,820
Outstanding, Weighted-Average Exercise Price (dollars per share) Beginning	$ 26.64	$ 28.84	$ 24.73
Acquired, Weighted-Average Exercise Price (dollars per share)			218.01
Exercised, Weighted-Average Exercise Price (dollars per share)	0.00	0.00	0.00
Forfeited, Weighted-Average Exercise Price (dollars per share)	0.00	0.00	23.93
Expired, Weighted-Average Exercise Price (dollars per share)	28.25	31.91	36.64
Outstanding, Weighted-Average Exercise Price (dollars per share) Ending	$ 23.00	$ 26.64	$ 28.84	$ 24.73
Exercisable (shares)	256
Exercisable, Weighted-Average Exercise Price (dollars per share)	$ 23.00
Outstanding, Weighted-Average Remaining Contractual Term	6 months 7 days	7 months 13 days	1 year 1 month 21 days	1 year 9 months 26 days
Outstanding, Aggregate Intrinsic Value	$ 0	$ 0	$ 87	$ 0