Common Stock And Stock Options (Tables)

12 Months Ended

Dec. 31, 2012

Common Stock And Stock Options [Abstract]

Summary Of Stock Option Activity

	Number of Shares			Weighted-average Exercise Price		Aggregate Intrinsic Value
Outstanding at December 31, 2009		1,054		$	5.67
Options forfeited		(40	)		4.97
Options granted		127			3.44
Options exercised		(69	)		3.11
Outstanding at December 31, 2010		1,072			5.60
Options forfeited		(95	)		3.07
Options granted		177			4.43
Options exercised		(69	)		2.30
Outstanding at December 31, 2011		1,085			5.84
Options forfeited		(3	)		6.76
Options granted		182			6.42
Options exercised		(20	)		2.54
Outstanding at December 31, 2012		1,244		$	5.97	$	432
Exercisable at December 31, 2011		840		$	6.32	$	1,422
Exercisable at December 31, 2012		925		$	6.13	$	425
Available for future grant at January 1, 2012		239
Available for future grant at December 31, 2012		359