Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2014

Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

Summarized information for our non-qualified stock options is as follows:

					Weighted
					average
					remaining
			Weighted		contractual		Aggregate
	Number of		average		term		intrinsic
Stock Options	options		exercise price		(in years)		value
Outstanding at December 31, 2013		569,300	$	9.41
Granted		—		—
Exercised		(4,000)		7.27
Forfeited		—		—
Expired		—		—
Outstanding at March 31, 2014		565,300	$	9.42		2.20	$	10,066,000
Exercisable at March 31, 2014		356,900	$	8.37		1.98	$	6,732,000

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

Summarized share information for our restricted stock units is as follows:

	Three		Weighted
	months ended		average
	March 31,		grant date
	2014		fair value
	(In shares)		(In dollars)
Outstanding and unvested, beginning of period		244,031	$	22.17
Granted		—		—
Vested		(2,350)		13.75
Forfeited		—		—
Outstanding and unvested, end of period		241,681	$	22.25