Income Taxes (Details) (USD $)	3 Months Ended		12 Months Ended
	Dec. 31, 2011	Dec. 31, 2011	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income from continuing operations before income taxes and equity income
United States			$ 47,680,000	$ 23,037,000	$ 51,529,000
International			(6,015,000)	(2,561,000)	107,309,000
Income from continuing operations before income taxes and equity income			41,665,000	20,476,000	158,838,000
Currently payable:
U.S. federal			4,249,000	(325,000)	23,886,000
U.S. state			913,000	453,000	1,591,000
International			23,860,000	30,765,000	26,938,000
Total income taxes currently payable			29,022,000	30,893,000	52,415,000
Deferred U.S. federal and U.S. state			1,173,000	6,172,000	(28,018,000)
Deferred international			19,653,000	(32,789,000)	(5,888,000)
Total income tax expense			49,848,000	4,276,000	18,509,000
Cash payments for income taxes, including taxes on gain or loss from discontinued business			42,300,000	27,400,000	57,100,000
Reconciliation of expected statutory U.S. federal income tax rate to effective income tax rate
U.S. federal income tax rate (as a percent)			35.00%	35.00%	35.00%
U.S. state income taxes, net of federal income tax benefit (as a percent)			2.90%	5.10%	1.00%
U.S. domestic manufacturing deductions and credits (as a percent)			(9.60%)	(5.90%)	(2.70%)
Change in permanent reinvestment assertion (as a percent)				9.30%	(5.00%)
Difference in effective tax rates on international earnings and remittances (as a percent)			(11.70%)	(34.40%)	(26.10%)
Uncertain tax position contingencies and settlements (as a percent)			(18.00%)	1.20%	4.00%
Changes in realization on beginning of the year deferred tax assets (as a percent)			89.10%	8.40%	1.70%
Restructuring charges with no realizable tax benefits (as a percent)			23.00%	11.20%
U.S. nondeductible items (as a percent)			6.00%	8.70%	1.20%
Deferred charges (as a percent)				(19.00%)
Cumulative effect in change in statutory tax rates/laws (as a percent)			3.50%	3.40%	2.80%
Other, net (as a percent)			(0.60%)	(2.10%)	(0.30%)
Effective income tax rate (as a percent)			119.60%	20.90%	11.60%
Changes in realization on beginning of the year deferred tax assets	36.8		37,300,000
Tax benefit for deferred charges from historical intercompany sales of inventory			35,400,000
Deferred tax assets and liabilities
Depreciation and amortization	119,701,000	119,701,000	119,701,000	144,361,000
Expense accruals	42,529,000	42,529,000	42,529,000	46,116,000
Inventories	2,588,000	2,588,000	2,588,000	3,582,000
Provision for receivables	2,205,000	2,205,000	2,205,000	2,871,000
Deferred revenue	2,065,000	2,065,000	2,065,000	1,979,000
Operating loss carryforwards	79,408,000	79,408,000	79,408,000	57,318,000
Deferred foreign tax credits	29,540,000	29,540,000	29,540,000	31,718,000
Pensions	95,657,000	95,657,000	95,657,000	60,626,000
Currency adjustments	30,813,000	30,813,000	30,813,000	28,721,000
Post-retirement benefits	1,079,000	1,079,000	1,079,000	1,117,000
Other	19,299,000	19,299,000	19,299,000	17,245,000
Deferred tax asset, subtotal	303,118,000	303,118,000	303,118,000	249,314,000
Valuation allowance	(99,617,000)	(99,617,000)	(99,617,000)	(29,469,000)
Total deferred income tax assets	203,501,000	203,501,000	203,501,000	219,845,000
Total deferred income tax liabilities	121,766,000	121,766,000	121,766,000	146,340,000
Non-cash tax expense		35,400,000
Deferred tax assets and liabilities recognized in Consolidated Balance Sheets
Other current assets	50,694,000	50,694,000	50,694,000	47,279,000
Other assets	59,200,000	59,200,000	59,200,000	64,672,000
Other current liabilities	(729,000)	(729,000)	(729,000)	(2,804,000)
Deferred income taxes	$ (27,430,000)	$ (27,430,000)	$ (27,430,000)	$ (35,642,000)