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Share-Based Compensation
3 Months Ended
Mar. 31, 2012
Share-based Compensation [Abstract]  
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Share-Based Compensation
Restricted Stock Unit Activity
A summary of the Company’s nonvested restricted stock unit activity with respect to the three month period ended March 31, 2012 is as follows:


Number of Shares

Weighted Average Grant Date Fair Value
Nonvested at December 31, 2011

1,465


$
8.01

Granted

343


$
9.99

Vested

(263
)

$
8.10

Forfeited

(11
)

$
7.75

Nonvested at March 31, 2012

1,534


$
8.44


As of March 31, 2012 and December 31, 2011, there was $8,575 and $6,049 of total unrecognized compensation cost related to restricted stock units granted under the Company’s stock plans, respectively.  That cost is expected to be recognized over a weighted average period of 2.7 years and 2.2 years for the respective periods.