Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 1,799	$ 4,575
Short term investments		259
Accounts receivable - net of allowance for uncollectibles - $638 and $759 in 2012 and 2011, respectively	3,320	2,717
Other accounts receivable	187	174
Materials and supplies	512	832
Prepaid expenses	1,145	731
Prepaid income taxes	1,222	2,715
Deferred Income taxes	268	405
Total current assets	8,453	12,408
Property, plant and equipment, net	16,446	25,425
Unamortized debt issuance costs	84	45
Intangible, net	8,131	8,605
Investments		1,979
Goodwill	9,121	9,121
Deferred income taxes	874
Other assets	336	333
Total assets	43,445	57,916
Current liabilities
Short term borrowings		5,600
Current maturities of long-term debt		1,139
Accounts payable	886	1,715
Amounts due in connection with business acquisition		2,377
Derivative liability in connection with business acquisition		131
Advance billing and payments	367	390
Accrued taxes	619	521
Pension and postretirement benefit obligations	1,089	622
Other accrued expenses	3,759	3,398
Total current liabilities	6,720	15,893
Long-term debt	14,095
Amounts due in connection with business acquisition		472
Deferred income taxes		2,635
Pension and postretirement benefit obligations	8,095	9,915
Total liabilities	28,910	28,915
Commitments and contingencies
Puttable common stock, $0.01 par value, 0 and 272,479 shares issued and outstanding at December 31, 2012 and 2011, respectively		4,125
Shareholders' equity
Preferred shares - $100 par value; authorized and issued shares of 5,000; $0.01 par value; authorized and unissued shares of 10,000,000	500	500
Common stock - $0.01 par value; authorized shares of 10,000,000; issued 6,576,542 and 6,217,839 at December 31, 2012 and 2011, respectively	66	62
Treasury stock - at cost, 817,700 and 735,391 shares of common stock at December 31, 2012 and 2011, respectively	(7,486)	(6,262)
Additional paid in capital	11,826	6,191
Accumulated other comprehensive loss	(3,999)	(4,979)
Retained earnings	13,628	29,364
Total shareholders' equity	14,535	24,876
Total liabilities and shareholders' equity	$ 43,445	$ 57,916