2012 Incentive compensation plan (Tables)

9 Months Ended

Sep. 30, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Restricted Stock Unit Activity

 Restricted stock activity consisted of the following for the nine months ended September 30, 2014:

	Shares		Weighted Average Grant Date Fair Value
December 31, 2013		162,993	$	39.29
Granted		23,000		71.92
Forfeited		3,000		51.91
Vested		16,193		38.49
September 30, 2014		166,800	$	43.64