CONSOLIDATED STATEMENTS OF RETAINED EARNINGS (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Balance at Beginning of Period	$ 51,756	$ 46,482	$ 51,804	$ 46,669
Net Income	4,310	4,163	6,923	6,073
Retained Earnings before Dividends	56,066	50,645	58,727	52,742
Dividends Declared:
Cumulative Preferred, Class A, $0.20 per share for the three months ended June 30, 2013 and 2012 and $0.40 for the six months ended June 30, 2013 and 2012, respectively	10	10	19	19
Common Stock - $0.2425 per share and $0.2375 per share for the three months ended June 30, 2013 and 2012 respectively and $0.485 and $0.475 for the six months ended June 30, 2013 and 2012, respectively	2,661	2,091	5,313	4,179
Total Dividends Declared	2,671	2,101	5,332	4,198
Balance at End of Period	53,395	48,544	53,395	48,544
Series A Voting
Dividends Declared:
Cumulative Preferred, Class A, $0.20 per share for the three months ended June 30, 2013 and 2012 and $0.40 for the six months ended June 30, 2013 and 2012, respectively	3	3	6	6
Cumulative Preferred Stock
Dividends Declared:
Cumulative Preferred, Class A, $0.20 per share for the three months ended June 30, 2013 and 2012 and $0.40 for the six months ended June 30, 2013 and 2012, respectively	$ 7	$ 7	$ 13	$ 13