Quarterly report pursuant to Section 13 or 15(d)

Share Repurchase Program (Details)

v3.8.0.1
Share Repurchase Program (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Feb. 28, 2017
Jul. 05, 2017
Feb. 24, 2017
Number of shares repurchased (in shares) 13,657 397,035        
Share repurchase cost   $ 17,379        
Average price per share (in dollars per share)   $ 43.77        
2016 Repurchase program            
Number of shares repurchased (in shares)       788,399    
Share repurchase cost       $ 26,600    
Average price per share (in dollars per share)       $ 33.72    
2017 ASR Agreement            
Number of shares repurchased (in shares)     1,521,100      
Average price per share (in dollars per share)     $ 65.74      
Payment under ASR agreement         $ 100,000  
Initial number of shares delivered under ASR agreement (in shares)         1,500,000  
Initial percentage of shares delivered under ASR agreement         80.00%  
Maximum | 2017 Repurchase program            
Share repurchase program, authorized amount           $ 200,000