Business Segments (Reconciliation of Operating Profit (Loss) from Segments to Consolidated) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Segment Reporting [Abstract]
Profit for reportable segments	$ 9,001	$ 3,951
Other income	150	605
Unallocated corporate expenses and other unallocated charges	(3,468)	(4,002)
Income (loss) before income taxes	$ 4,328	$ (1,333)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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