Dispositions And Discontinued Operations (Schedule Of Discontinued Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Discontinued Operations And Disposal Groups [Abstract]
Revenue before reimbursements	$ 2,641		$ 6,765
Total revenues	3,437		8,711
Income (loss) from discontinued operations before income tax expense	(383)	509	511
Income tax (benefit) expense from discontinued operations	(84)		127
Income (loss) from discontinued operations, net of tax	$ (299)	$ 509	$ 384

Overall income (loss) from a disposal group that is classified as a component of the entity, before income tax, reported as a separate component of income before extraordinary items. Includes the following (before income tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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