Weighted Average Shares Outstanding (Tables)

12 Months Ended

Dec. 31, 2013

Weighted Average Number of Shares Outstanding Reconciliation [Abstract]

Schedule of Weighted Average Number of Shares

A reconciliation of the weighted average shares outstanding used in calculating basic and diluted net income (loss) per share in the accompanying consolidated statements of operations is as follows (in thousands):

Years Ended December 31,	2013	2012	2011
Weighted average shares outstanding:
Weighted average common stock outstanding	38,803	38,689	38,677
Less: weighted average unvested restricted stock outstanding	—	242	560
Total basic weighted average shares outstanding	38,803	38,447	38,117
Diluted weighted average shares outstanding:
Weighted average common stock outstanding, basic	38,803	38,447	38,117
Effect of dilutive securities:
Common stock options and restricted stock units1	—	629	356
Total weighted average shares outstanding assuming dilution	38,803	39,076	38,473