Condensed Consolidated Balance Sheets (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Assets
Cash and cash equivalents	$ 4,909	$ 10,899
Cash held in escrow - restricted	3,351	0
Short term investments	258	2,636
Accounts receivable - net of allowance for uncollectibles - $483 and $350 in 2011 and 2010, respectively	2,949	2,451
Other accounts receivable	288	94
Materials and supplies	1,205	986
Prepaid expenses	752	538
Prepaid income taxes	1,993	0
Total current assets	15,705	17,604
Property, plant and equipment, net	26,303	27,258
Unamortized debt issuance costs	64	21
Intangible assets, net	8,315	217
Investments	4,547	7,681
Goodwill	8,299	0
Other assets	322	294
Total assets	63,555	53,075
Liabilities and Shareholders' Equity
Short-term borrowings	9,000	0
Accounts payable	1,897	1,174
Current maturities of long-term debt	1,519	1,519
Amounts due in connection with business acquisition	6,018	0
Advance billing and payments	392	397
Customer deposits	87	56
Deferred income taxes	0	38
Accrued taxes	513	1,041
Pension and postretirement benefit obligations	529	529
Other accrued expenses	2,028	2,262
Total current liabilities	21,983	7,016
Long-term debt, net of current maturities	0	1,139
Amounts due in connection with business acquisition	1,000	0
Deferred income taxes	2,412	1,941
Pension and postretirement benefit obligations	6,277	6,554
Total liabilities	31,672	16,650
Commitments and contingencies
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 6,218,787 and 6,054,741 shares at September 30, 2011 and December 31, 2010, respectively	62	60
Treasury stock - at cost, 733,694 and 635,189 shares of common stock at September 30, 2011 and December 31, 2010, respectively	(6,244)	(4,770)
Additional paid in capital	6,020	4,063
Accumulated other comprehensive loss	(2,463)	(2,784)
Retained earnings	34,008	39,356
Total shareholders' equity	31,883	36,425
Total liabilities and shareholders' equity	$ 63,555	$ 53,075