Accumulated Other Comprehensive Loss (Schedule Of Accumulated Other Comprehensive Loss By Component) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balances, value	$ 1,104,698	$ 1,085,167	$ 1,113,313	$ 1,079,085
Other comprehensive gain (loss) before reclassifications	9,772	(2,749)	12,950	(567)
Amounts reclassified from accumulated other comprehensive loss	266	(1,133)	1,230	(2,075)
Total other comprehensive income (loss)	10,038	(3,882)	14,180	(2,642)
Ending Balances, value	1,106,870	1,095,104	1,106,870	1,095,104
Foreign Currency Translation Adjustments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balances, value	(14,216)	(14,450)	(17,446)	(12,913)
Other comprehensive gain (loss) before reclassifications	7,066	(523)	10,296	(2,060)
Amounts reclassified from accumulated other comprehensive loss	0	0	0	0
Total other comprehensive income (loss)	7,066	(523)	10,296	(2,060)
Ending Balances, value	(7,150)	(14,973)	(7,150)	(14,973)
Derivative Instruments, Net of Tax [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balances, value	(2,052)	2,894	(2,884)	160
Other comprehensive gain (loss) before reclassifications	2,586	(2,292)	2,454	1,384
Amounts reclassified from accumulated other comprehensive loss	266	(1,133)	1,230	(2,075)
Total other comprehensive income (loss)	2,852	(3,425)	3,684	(691)
Ending Balances, value	800	(531)	800	(531)
Other [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balances, value	(831)	(1,064)	(911)	(1,107)
Other comprehensive gain (loss) before reclassifications	120	66	200	109
Amounts reclassified from accumulated other comprehensive loss	0	0	0	0
Total other comprehensive income (loss)	120	66	200	109
Ending Balances, value	(711)	(998)	(711)	(998)
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balances, value	(17,099)	(12,620)	(21,241)	(13,860)
Total other comprehensive income (loss)	10,038	(3,882)	14,180	(2,642)
Ending Balances, value	$ (7,061)	$ (16,502)	$ (7,061)	$ (16,502)