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Discontinued Operations (Tables)
12 Months Ended
Dec. 31, 2012
Discontinued Operations and Disposal Groups [Abstract]  
Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]
The following is a summary of the Nurse Travel division's operating results for the years ended December 31, 2012, 2011 and 2010 (in thousands):

 
2012
 
2011
 
2010
Revenues
$
62,190

 
$
49,642

 
$
36,745

Income (loss) before income taxes
$
7,172

 
$
4,316

 
$
(12,994
)
Provision for income taxes
$
2,930

 
$
1,769

 
$
987

Net income (loss)
$
4,242

 
$
2,547

 
$
(13,981
)