Incentive Plans (Tables)

6 Months Ended

Jun. 30, 2013

Incentive Plans [Abstract]

Common stock reserved for issuance under stock option and other employee benefit plans

Common stock reserved for issuance under the Company's stock option and other employee benefit plans is as follows:

(in thousands)	June 30, 2013
Stock option plan	4,320
Other employee benefit plan	100
Total common shares reserved for issuance	4,430