Income Taxes (Schedule Of Income From Continuing Operations Before Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income (loss) from continuing operations before income taxes:
Domestic	$ 3,185	$ 22,885	$ (58,033)
Foreign	29,585	44,336	32,987
Income (loss) from continuing operations before income taxes	32,770	67,221	(25,046)
Current income tax expense (benefit):
Federal	2	1,232	4,777
State	772	764	136
Foreign	3,071	13,521	2,374
Current income taxes, Total	3,845	15,517	7,287
Deferred income tax expense (benefit):
Federal	24	(7,862)	(18,191)
State	(537)	125	(640)
Foreign	1,057	1,504	3,331
Deferred income taxes, Total	544	(6,233)	(15,500)
Total income tax expense (benefit)	$ 4,389	$ 9,284	$ (8,213)

Amount of current federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current national tax expense (benefit) for non-US (United States of America) jurisdiction.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(1)(Note 1))
-URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 6.I.7)
-URI https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319