Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2017

Accumulated Other Comprehensive Income [Abstract]

Summary Of Accumulated Other Comprehensive Income

(Dollars in thousands)	Foreign Currency Items(1)		Unrealized Gain (Losses) on Available-for-Sale Investments		Accrued Pension Service Costs(2)		Total
Balance at January 1, 2017	$	14,784	$	10	$	(2,719)	$	12,075
Net current-period other comprehensive income		8,791		(2)		127		8,916
Balance at December 31, 2017	$	23,575	$	8	$	(2,592)	$	20,991

(1) Net of income tax expense of $659,152.

Net of income tax expense of $79,572.