Note 3 - Share-based Compensation

3 Months Ended

Mar. 31, 2020

Notes to Financial Statements

Share-based Payment Arrangement [Text Block]

3. Share-based Compensation

The following table summarizes the components of our share-based compensation program expense (in thousands):

	Three Months Ended March 31,
	2020		2019
Restricted share units:
Pretax compensation expense	$	14,679	$	9,741
Tax benefit		3,758		2,435
Restricted share unit expense, net of tax	$	10,921	$	7,306
Performance share units:
Pretax compensation expense	$	3,384	$	3,830
Tax benefit		866		957
Performance share unit expense, net of tax	$	2,518	$	2,873

As of March 31, 2020, we had $95.3 million and $24.2 million of total unrecognized compensation expense related to restricted share units and performance share units, respectively, that is to be recognized over the remaining weighted-average period of approximately 3.2 years for restricted share units and 2.5 years for performance share units. During the first quarter 2020, we issued 34,781 shares for vested restricted share units and 44,870 shares for vested performance share units.