Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2012

Shareholders' Equity [Abstract]

Changes in common stock outstanding and additional paid-in capital

Changes in common stock outstanding and additional paid-in capital are as follows:
											Additional
			Class A					Class B			Paid-in
	Shares			Amount		Shares			Amount		Capital
Balance at January 1, 2010		2,623,109		$	112		12,109,878		$	517	$	46,337
Restricted stock grants		-			-		77,131			3		1,537
Balance at December 31, 2010		2,623,109			112		12,187,009			520		47,874
Restricted stock grants		-			-		38,339			2		877
Balance at December 31, 2011		2,623,109			112		12,225,348			522		48,751
Restricted stock grants		-			-		64,687			2		1,524
Balance at December 31, 2012		2,623,109		$	112		12,290,035		$	524	$	50,275