Equity Compensation (Equity Compensation Expense And Related Income Tax Benefit Recognized) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Restricted Stock
Equity Compensation [Abstract]
Pre-tax compensation expense	$ 1,313	$ 1,127	$ 2,476	$ 2,063
Tax benefit	334	287	631	526
Stock expense, net of tax	979	840	1,845	1,537
Performance Shares
Equity Compensation [Abstract]
Pre-tax compensation expense	1,001	842	1,897	1,327
Tax benefit	256	214	484	338
Stock expense, net of tax	$ 745	$ 628	$ 1,413	$ 989

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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