CONDENSED CONSOLIDATED STATEMENTS OF FINANCIAL POSITION (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Current assets
Cash and cash equivalents	$ 218,692	$ 191,884
Accounts receivable, less allowance for doubtful accounts of $1,501 and $1,655	102,360	85,126
Accounts receivable from joint ventures	1,974	1,897
Accounts receivable, other	2,857	2,638
Taxes receivable	89	1,578
Inventories	63,323	66,889
Prepaid income taxes	4,156	5,519
Deferred income taxes	7,789	7,271
Asbestos-related insurance receivables	7,542	7,542
Other current assets	9,854	7,363
Total current assets	418,636	377,707
Property, plant and equipment, net of accumulated depreciation of $227,348 and $222,189	146,796	146,931
Investments in unconsolidated joint ventures	19,223	18,463
Deferred income taxes	40,847	44,854
Pension asset	4,047	2,982
Goodwill	108,632	108,671
Other intangible assets	45,874	49,171
Asbestos-related insurance receivables	49,508	49,508
Investments, other	507	507
Other long-term assets	7,437	7,740
Total assets	841,507	806,534
Current liabilities
Accounts payable	23,907	17,534
Accrued employee benefits and compensation	24,562	29,724
Accrued income taxes payable	2,917	4,078
Current portion of lease obligation	842	849
Current portion of long term debt	20,000	17,500
Asbestos-related liabilities	7,542	7,542
Other accrued liabilities	18,025	12,813
Total current liabilities	97,795	90,040
Long term lease obligation	6,960	7,170
Long term debt	50,000	60,000
Pension liability		5,435
Retiree health care and life insurance benefits	9,649	9,649
Asbestos-related liabilities	52,205	52,205
Non-current income tax	11,045	10,208
Deferred income taxes	16,204	16,077
Other long-term liabilities	340	223
Shareholders’ Equity
Capital Stock - $1 par value; 50,000,000 authorized shares; 18,226,942 and 17,854,506 shares outstanding	18,227	17,855
Additional paid-in capital	127,930	110,577
Retained earnings	464,027	438,545
Accumulated other comprehensive income (loss)	(12,875)	(11,450)
Total shareholders' equity	597,309	555,527
Total liabilities and shareholders' equity	$ 841,507	$ 806,534