Note 5. Shareholders' Equity (Tables)

6 Months Ended

Jun. 30, 2015

Jun. 30, 2014

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	(2,891		)	—			(2,891		)
Amounts reclassified from accumulated other comprehensive loss	—			3,892			3,892
Balances at June 30, 2015	$	(6,046	)	$	(347,362	)	$	(353,408	)

(Dollars in thousands)	Foreign Currency Translation Adjustment			Employee Benefit Plans			Total
Balances at March 31, 2015	$	(6,219	)	$	(349,313	)	$	(355,532	)
Other comprehensive income before reclassifications	173			—			173
Amounts reclassified from accumulated other comprehensive loss	—			1,951			1,951
Balances at June 30, 2015	$	(6,046	)	$	(347,362	)	$	(353,408	)

(Dollars in thousands)	Foreign Currency Translation Adjustment			Employee Benefit Plans			Total
Balances at December 31, 2013	$	(424	)	$	(269,107	)	$	(269,531	)
Other comprehensive loss before reclassifications	(317		)	—			(317		)
Amounts reclassified from accumulated other comprehensive loss	—			2,046			2,046
Balances at June 30, 2014	$	(741	)	$	(267,061	)	$	(267,802	)

(Dollars in thousands)	Foreign Currency Translation Adjustment			Employee Benefit Plans			Total
Balances at March 31, 2014	$	(302	)	$	(268,053	)	$	(268,355	)
Other comprehensive loss before reclassifications	(439		)	—			(439		)
Amounts reclassified from accumulated other comprehensive loss	—			992			992
Balances at June 30, 2014	$	(741	)	$	(267,061	)	$	(267,802	)