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Organization and Summary of Significant Accounting Policies New Accounting Pronouncement Effect (Tables)
 3 Months Ended
Jun. 30, 2016
Income Statement [Abstract]  
New Accounting Pronouncement, Early Adoption [Table Text Block]
 
 
Three months ended March 31, 2016
 
 
As reported
 
As adjusted
 
 
(in thousands, except per share amounts)
Provision for income taxes
 
$
2,558

 
$
993

Net income
 
$
19,116

 
$
20,681

Basic earnings per share
 
$
0.31

 
$
0.33

Diluted earnings per share
 
$
0.29

 
$
0.31

Diluted weighted average shares outstanding
 
65,818

 
66,643