Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
CASH FLOW FROM OPERATING ACTIVITIES
Net Income	$ 632	$ 1,821
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,738	2,840
Stock-based compensation expense	626	164
Deferred income taxes	109	(154)
Income from equity investments, net of distributions	739	336
Changes in assets and liabilities
Accounts receivable	494	365
Other accounts receivable	(100)	61
Materials and supplies	10	(58)
Prepaid income taxes	(1,283)	564
Prepaid expenses	(167)	(224)
Other assets	(28)	0
Accounts payable	294	36
Customers' deposits	(2)	(34)
Advance billing and payment	25	79
Accrued taxes	(676)	0
Pension and postretirement benefit obligations	8	354
Other accrued expenses	(895)	(79)
Net cash provided by operating activities	2,524	6,071
CASH FLOW FROM INVESTING ACTIVITIES
Capital expenditures	(1,801)	(579)
Purchase of intangibles	(15)	(35)
Sale of short-term investments	1,176	0
Purchase of short tem investments	(993)	(1,824)
Net cash used in investing activities	(1,633)	(2,438)
CASH FLOW FROM FINANCING ACTIVITIES
Repayment of long-term debt	(759)	(760)
Treasury stock purchases	(1,476)	0
Exercise of stock options	1,136	0
Dividends (Common and Preferred)	(2,860)	(2,609)
Net cash used in financing activities	(3,959)	(3,369)
Net change in cash and cash equivalents	(3,068)	264
Cash and cash equivalents at beginning of period	10,899	9,286
Cash and cash equivalents at end of period	$ 7,831	$ 9,550