Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Share-based Compensation

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Note 9 - Share-based Compensation
 9 Months Ended
Mar. 31, 2019
Notes to Financial Statements  
Share-based Payment Arrangement [Text Block]
Note
9.
Share-based Compensation:
 
During the 
nine
months ended
March 31, 2019
and
2018,
the Company granted 
0.9
million and
1.1
million stock options at weighted average grant prices of
$173.89
and
$120.34
and weighted average fair values of
$34.66
and
$21.98,
respectively. During the
nine
months ended
March 31, 2019
and
2018,
the Company granted 
56,403
and
65,924
restricted stock units at a weighted average fair value of
$170.96
and
$128.30,
respectively. During the
nine
months ended
March 31, 2019
and
2018,
the Company granted
14,877
and
20,106
shares of restricted common stock shares at a grant date fair value of
$177.93
and
$125.05,
respectively.
 
Stock options for 
263,995
and
139,602
shares of common stock with total intrinsic values of
$22.3
million and
$6.3
million were exercised during the
nine
months ended 
March 31, 2019
and
2018,
respectively.
 
Stock-based compensation expense
of
$5.7
million and
$4.7
million
was included in selling, general and administrative expenses for the quarter ended
March 31, 2019
and
2018,
respectively. Stock-based compensation expense of $
24.2
million
and
$13.6
million
was included in selling, general, and administrative expenses for the
nine
months ended
March 31, 2019
and
2018,
respectively. As of
March 31, 2019,
there was
$32.1
million of unrecognized compensation cost related to non-vested stock options, non-vested restricted stock units and non-vested restricted stock. The weighted average period over which the compensation cost is expected to be recognized is 
2.1
years.