Note 5. Shareholders' Equity (Tables)

3 Months Ended

Mar. 31, 2015

Accumulated Other Comprehensive Income (Loss) [Line Items]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

(Dollars in thousands)	Foreign Currency Translation Adjustment			Employee Benefit Plans			Total
Balances at December 31, 2014	$	(3,155	)	$	(351,254	)	$	(354,409	)
Other comprehensive loss before reclassifications	(3,064		)	—			(3,064		)
Amounts reclassified from accumulated other comprehensive loss	—			1,941			1,941
Balances at March 31, 2015	$	(6,219	)	$	(349,313	)	$	(355,532	)

(Dollars in thousands)	Foreign Currency Translation Adjustment			Employee Benefit Plans			Total
Balances at December 31, 2013	$	(424	)	$	(269,107	)	$	(269,531	)
Other comprehensive income before reclassifications	122			—			122
Amounts reclassified from accumulated other comprehensive loss	—			1,054			1,054
Balances at March 31, 2014	$	(302	)	$	(268,053	)	$	(268,355	)