Quarterly report pursuant to Section 13 or 15(d)

Supplemental Equity and Accumulated Other Comprehensive Income (Loss) - Consolidated Changes in Equity (Details)

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Supplemental Equity and Accumulated Other Comprehensive Income (Loss) - Consolidated Changes in Equity (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2022
Sep. 30, 2022
Dec. 31, 2021
Sep. 30, 2021
Dec. 31, 2022
Dec. 31, 2021
Balances $ 1,751,154 $ 1,701,011 $ 1,646,955 $ 1,571,234 $ 1,701,011 $ 1,571,234
Balances (in shares)   156,644,212     156,644,212  
Net earnings 50,005 $ 89,734 72,059 68,981 $ 139,739 141,040
Other comprehensive income (loss) 16,685   4,808 (6,964) 42 $ (2,156)
Other comprehensive loss 16,685 (16,762)        
Reclassification of cumulative translation adjustment for Eminence to non-operating income   119     $ 119  
Elimination of noncontrolling equity interest from sale of Eminence   613        
Share repurchases   (19,562) (41,294)      
Common stock issued for exercise of options 5,075 (2,005) 18,605 22,867    
Common stock issued for exercise of options (in shares)         814,807 1,883,768
Common stock issued for restricted stock awards 2 (6,427) 0 (9,765)    
Cash dividends (12,561) (12,545) (12,576) (12,493)    
Stock-based compensation expense 16,413 14,364 13,701 11,396    
Common stock issued to employee stock purchase plan   2,517 6 1,358    
Employee stock purchase plan expense 333 97 267 341    
Balances $ 1,827,106 1,751,154 1,702,531 1,646,955 $ 1,827,106 $ 1,702,531
Balances (in shares) 157,093,879       157,093,879  
Common Stock [Member]            
Balances $ 1,569 $ 1,566 $ 1,571 $ 1,558 $ 1,566 $ 1,558
Balances (in shares) 156,928,000 156,644,000 157,092,000 155,822,000 156,644,000 155,822,000
Share repurchases   $ (2) $ (4)      
Share repurchases (in shares)   (222,000) (357,000)      
Common stock issued for exercise of options $ 1 $ 5 $ 6 $ 12    
Common stock issued for exercise of options (in shares) 155,000 425,000 538,000 1,178,000    
Common stock issued for restricted stock awards $ 1 $ 0 $ 0 $ 1    
Common stock issued for restricted stock awards (in shares) 11,000 45,000 6,000 79,000    
Common stock issued to employee stock purchase plan   $ 0   $ 0    
Common stock issued to employee stock purchase plan (in shares)   36,000   13,000    
Balances $ 1,571 $ 1,569 $ 1,573 $ 1,571 $ 1,571 $ 1,573
Balances (in shares) 157,094,000 156,928,000 157,279,000 157,092,000 157,094,000 157,279,000
Additional Paid-in Capital [Member]            
Balances $ 678,863 $ 652,467 $ 582,669 $ 533,239 $ 652,467 $ 533,239
Common stock issued for exercise of options 5,074 9,418 18,599 36,336    
Common stock issued for restricted stock awards 1 0 0 (1)    
Stock-based compensation expense 16,413 14,364 13,701 11,396    
Common stock issued to employee stock purchase plan   2,517 6 1,358    
Employee stock purchase plan expense 333 97 267 341    
Balances 700,684 678,863 615,242 582,669 700,684 615,242
Retained Earnings [Member]            
Balances 1,162,532 1,122,937 1,119,341 1,085,465 1,122,937 1,085,465
Net earnings 50,005 89,555 80,173 69,615    
Share repurchases   (19,560) (41,290)      
Common stock issued for exercise of options   (11,428)   (13,481)    
Common stock issued for restricted stock awards   (6,427)   (9,765)    
Cash dividends (12,561) (12,545) (12,576) (12,493)    
Balances 1,199,976 1,162,532 1,145,648 1,119,341 1,199,976 1,145,648
AOCI Attributable to Parent [Member]            
Balances (91,810) (75,200) (64,216) (57,291) (75,200) (57,291)
Other comprehensive income (loss)     4,742 (6,925)    
Other comprehensive loss 16,685 (16,762)        
Reclassification of cumulative translation adjustment for Eminence to non-operating income   152        
Balances $ (75,125) (91,810) (59,474) (64,216) (75,125) (59,474)
Noncontrolling Interest [Member]            
Balances   (759) 7,590 8,263 $ (759) 8,263
Net earnings   179 (8,114) (634)    
Other comprehensive income (loss)     66 (39)    
Reclassification of cumulative translation adjustment for Eminence to non-operating income   (33)        
Elimination of noncontrolling equity interest from sale of Eminence   $ 613        
Balances     $ (458) $ 7,590   $ (458)