Share-Based Awards (Stock Options Outstanding By Price Range) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Weighted-Average Contractual Life, options outstanding	5 years 7 months 15 days
Options	2,717
Weighted-Average Exercise Price, options outstanding	$ 43
Weighted-Average Contractual Life, Options exercisable	4 years 4 months 15 days
Options exercisable	1,938
Weighted-Average Exercise Price, Options exercisable	$ 38
$10.01 To $20 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Weighted-Average Contractual Life, options outstanding	4 years 0 months 0 days
Options	409
Weighted-Average Exercise Price, options outstanding	$ 13
Lower Range Limit	$ 10.01
Upper Range Limit	$ 20
$20.01 To $30 [ Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Weighted-Average Contractual Life, options outstanding	5 years 1 month 0 days
Options	233
Weighted-Average Exercise Price, options outstanding	$ 23
Lower Range Limit	$ 20.01
Upper Range Limit	$ 30
$30.01 To $40 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Weighted-Average Contractual Life, options outstanding	3 years 1 month 0 days
Options	262
Weighted-Average Exercise Price, options outstanding	$ 39
Lower Range Limit	$ 30.01
Upper Range Limit	$ 40
$40.01 To $50 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Weighted-Average Contractual Life, options outstanding	6 years 7 months 15 days
Options	659
Weighted-Average Exercise Price, options outstanding	$ 44
Lower Range Limit	$ 40.01
Upper Range Limit	$ 50
$50.01 To $60 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Weighted-Average Contractual Life, options outstanding	6 years 8 months 15 days
Options	494
Weighted-Average Exercise Price, options outstanding	$ 52
Lower Range Limit	$ 50.01
Upper Range Limit	$ 60
$60.01 To $70 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Weighted-Average Contractual Life, options outstanding	5 years 9 months 15 days
Options	660
Weighted-Average Exercise Price, options outstanding	$ 64
Lower Range Limit	$ 60.01
Upper Range Limit	$ 70