Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2013

Deferred Compensation Arrangements [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity

The following tables summarize our outstanding stock options:

	Three Months Ended
	March 31,
	2013		2012
Options outstanding January 1,	211,675		509,422
Options granted under 2005 Plan	—		340,000
Options granted under 2012 Plan	360,000		—
Options exercised under 1997 Plan	—		(19,266	)
Options exercised under 2005 Plan	(55,001	)	(141,819	)
Options outstanding, March 31,	516,674		688,337
Exercisable at March 31,	323,330		504,994

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity

The following table summarizes our restricted stock activity:

	Three Months Ended
	March 31,
	2013	2012
Non-vested at January 1,	—	1,250
Vested during the period	—	(1,250	)
Non-vested at March 31,	—	—