Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2020

Restricted Stock Units (RSU) and Performance Share Awards (PSAs) [Member]

Summary of Share Based Compensation Activity

The following table summarizes RSU and PSA activity during periods indicated:

Units	2020			2019
Balance at January 1,		896,463			756,786
Granted		369,975			449,054
Forfeited		(81,046	)		(127,603	)
Shares delivered		(136,182	)		(163,078	)
Balance at June 30,		1,049,210			915,159

Compensation Expense for Stock Option Activity Included in Continuing Operations

The following table sets forth aggregate RSU and PSA compensation expense included in continuing operations for the periods indicated:

	June 30
In thousands	2020		2019
Three months ended	$	1,292	$	1,161
Six months ended		2,377		1,595

Stock Only Stock Appreciation Rights (SOSARs) [Member]

Summary of Share Based Compensation Activity

The following table sets forth information related to outstanding SOSARS:

	2020					2019
SOSARS	Shares			Wtd Avg Exercise Price		Shares			Wtd Avg Exercise Price
Outstanding at January 1,		1,291,947		$	20.05		2,334,742		$	18.08
Granted		—			—		—			—
Exercised		(58,460	)		12.85		(441,920	)		14.31
Canceled / forfeited		(104,801	)		21.57		(446,435	)		21.06
Outstanding at June 30,		1,128,686		$	20.28		1,446,387		$	19.31

Compensation Expense for Stock Option Activity Included in Continuing Operations

The following table sets forth SOSAR compensation expense included in continuing operations for the periods indicated:

	June 30
In thousands	2020		2019
Three months ended	$	—	$	—
Six months ended		—		43