CONDENSED CONSOLIDATED STATEMENTS OF FINANCIAL POSITION (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 158,608	$ 114,863
Restricted cash		950
Accounts receivable, less allowance for doubtful accounts of $1,784 and $1,773	97,312	78,788
Accounts receivable from joint ventures	2,447	2,142
Accounts receivable, other	1,182	2,297
Taxes receivable	2,025	5,079
Inventories	65,783	73,178
Prepaid income taxes	5,495	4,914
Deferred income taxes	7,754	7,225
Asbestos-related insurance receivables	8,195	8,195
Other current assets	7,966	8,559
Assets of discontinued operations		746
Total current assets	356,767	306,936
Property, plant and equipment, net of accumulated depreciation of $218,836 and $205,575	148,332	149,017
Investments in unconsolidated joint ventures	20,908	21,171
Deferred income taxes	57,380	71,439
Goodwill	106,887	105,041
Other intangible assets	49,890	53,288
Asbestos-related insurance receivables	40,067	40,067
Investments, other	5,127	5,000
Other long-term assets	7,784	8,065
Total assets	793,142	760,024
Current liabilities
Accounts payable	21,674	16,730
Accrued employee benefits and compensation	26,150	23,156
Accrued income taxes payable	2,661	3,135
Current portion of lease obligation	834	1,423
Current portion of long term debt	16,250	20,500
Asbestos-related liabilities	8,195	8,195
Other accrued liabilities	10,675	11,363
Liabilities of discontinued operations		3
Total current liabilities	86,439	84,505
Long term lease obligation	7,121	6,942
Long term debt	65,000	77,500
Pension liability	27,508	65,942
Retiree health care and life insurance benefits	10,654	10,654
Asbestos-related liabilities	43,222	43,222
Non-current income tax	20,713	19,300
Deferred income taxes	17,229	17,545
Other long-term liabilities	347	262
Shareholders’ Equity
Capital Stock - $1 par value; 50,000,000 authorized shares; 17,715,820 and 16,904,441 shares outstanding	17,716	16,904
Additional paid-in capital	102,755	74,272
Retained earnings	427,018	400,784
Accumulated other comprehensive income (loss)	(32,580)	(57,808)
Total shareholders' equity	514,909	434,152
Total liabilities and shareholders' equity	$ 793,142	$ 760,024