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Employee benefits (Tables)
 12 Months Ended
Dec. 31, 2012
Employee benefits [Abstract]  
Stock Option Activity
The following table summarizes information regarding stock options for the years ended December 31:

 
 
(in thousands, except price and periodic amounts)
 
 
 
2012
 
 
2011
 
 
2010
 
Options outstanding at beginning of year
 
 
448
 
 
 
897
 
 
 
1,172
 
Exercised
 
 
-
 
 
 
(278
)
 
 
(241
)
Forfeited
 
 
(101
)
 
 
(171
)
 
 
(34
)
Options outstanding at end of year
 
 
347
 
 
 
448
 
 
 
897
 
Year-end weighted average remaining life of options (years)
 
 
2.2
 
 
 
3.0
 
 
 
4.3
 
Options available for future grants
 
 
767
 
 
 
575
 
 
 
406
 
Weighted average price of options:
 
 
 
 
 
 
 
 
 
 
 
 
Exercised during year
 
$
-
 
 
$
2.17
 
 
$
2.79
 
Forfeited during year
 
$
6.34
 
 
$
9.16
 
 
$
8.07
 
Outstanding at end of year
 
$
8.46
 
 
$
7.98
 
 
$
6.40
 
Exercisable at end of year
 
$
8.46
 
 
$
8.01
 
 
$
6.41
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Intrinsic value - options outstanding at end of year
 
$
-
 
 
$
-
 
 
$
423
 
Intrinsic value - options exercisable at end of year
 
$
-
 
 
$
-
 
 
$
420
 
Range of Prices and Other Information of Stock Options
As of December 31, 2012, substantially all of our options were exercisable.  The range of prices and certain other information about our stock options as of December 31, 2012 is presented in the following table:  

 
 
Options Priced Between
 
 
 
$
1.50-$5.00
 
 
$
5.01-$8.00
 
 
$
8.01-$12.00
 
 
Total
 
Number of options outstanding (in thousands)
 
 
58
 
 
 
67
 
 
 
222
 
 
 
347
 
Weighted average remaining contractual life (years)
 
 
0.4
 
 
 
1.3
 
 
 
2.9
 
 
 
2.2
 
Weighted average exercise price
$
2.32
$
6.64
$
10.60
$
8.46
Restricted Stock Activity
The following table summarizes information regarding restricted stock shares for the years ended December 31:
 
 
 
(in thousands, except shares and value per share)
 
Restricted Stock
 
2012
 
 
2011
 
 
2010
 
Outstanding shares at beginning of year
 
 
368,196
 
 
 
375,681
 
 
 
374,348
 
Issued
 
 
253,400
 
 
 
137,001
 
 
 
127,640
 
Forfeited
 
 
(1,000
)
 
 
(14,800
)
 
 
(17,834
)
Vested
 
 
(138,749
)
 
 
(129,686
)
 
 
(108,473
)
Outstanding shares at end of year
 
 
481,847
 
 
 
368,196
 
 
 
375,681
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Fair market value of restricted stock
 
 
 
 
 
 
 
 
 
 
 
 
Outstanding at beginning of year
 
$
1,328
 
 
$
1,330
 
 
$
1,468
 
Issued
 
 
326
 
 
 
525
 
 
 
412
 
Forfeited
 
 
(4
)
 
 
(53
)
 
 
(73
)
Vested
 
 
(497
)
 
 
(474
)
 
 
(477
)
Outstanding at end of year
 
$
1,153
 
 
$
1,328
 
 
$
1,330
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Weighted average value per share
 
 
 
 
 
 
 
 
 
 
 
 
Outstanding at beginning of year
 
$
3.61
 
 
$
3.54
 
 
$
3.93
 
Issued
 
$
1.29
 
 
$
3.83
 
 
$
3.23
 
Forfeited
 
$
4.00
 
 
$
3.56
 
 
$
4.10
 
Vested
 
$
3.58
 
 
$
3.65
 
 
$
4.40
 
Outstanding at end of year
 
$
2.39
 
 
$
3.61
 
 
$
3.54