Income Taxes (Components of Deferred Income Taxes) (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Reserve for receivables and inventories	$ 2,850,000	$ 1,991,000
Accrued compensation	1,087,000	876,000
Payables	364,000	582,000
Non-pension postretirement benefits	2,447,000	2,652,000
Net operating loss and credit carryforwards	2,645,000	0
Accrued pension benefits	0	2,912,000
Accrued employee benefits	1,681,000	1,540,000
Other	793,000	745,000
Total deferred tax assets	11,867,000	11,298,000
Depreciation	4,408,000	4,657,000
Amortization	12,165,000	11,437,000
Accrued pension benefits	236,000	0
Other	14,000	0
Total deferred tax liabilities	16,823,000	16,094,000
Net deferred tax liabilities	(4,956,000)	(4,796,000)
Operating loss carryforwards	5,900,000
General business credit carryforwards	200,000	100,000
Federal and state net operating loss and federal and state credit carryforwards	400,000
Undistributed earnings of foreign subsidiary	$ 19,100,000