Stock-Based Compensation (Summary Of Stock Options Outstanding) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Options
Outstanding at beginning of year	0				1,076
Exercised	0		0		(1,056)
Lapsed or canceled					(20)
Outstanding at end of year	0		0
Weighted Average Exercise Price
Outstanding at beginning of year					$ 3.76
Exercised					$ 3.70
Lapsed or canceled					$ 7.12
Shares available for future option grants	377	[1]	1,445	[1]	1,667	[1]

[1] Assumes the issuance of options permitted by the 2004 Incentive Stock Plan.