Disicontinued Operations Discontinued Operations (Schedule of Results of Discontinued Operations) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Discontinued Operations and Disposal Groups [Abstract]
Document Fiscal Year Focus			2013
Total Revenues	$ 85,107	$ 97,853	$ 173,239	$ 177,267
Income from discontinued operations before income taxes	9,748	7,909	28,737	34,193
Income tax expense	(1,603)	(877)	(6,325)	(11,653)
Income from discontinued operations, net of income taxes	$ 8,145	$ 7,032	$ 22,412	$ 22,540
Basic earnings per common share from discontinued operations	$ 0.04	$ 0.04	$ 0.11	$ 0.10
Diluted earnings per common share from discontinued operations	$ 0.04	$ 0.04	$ 0.11	$ 0.10

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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- Definition

Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of 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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- Definition

The amount of net income (loss) derived from discontinued operations during the period, net of related tax effect, per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income or loss derived from discontinued operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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