Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2019

Summary of Share Based Compensation Activity

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

Units	2019			2018
Balance at January 1,		756,786			929,386
Granted		449,054			389,065
Forfeited		(127,603	)		(70,891	)
Shares delivered		(163,078	)		(150,020	)
Balance at June 30,		915,159			1,097,540

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

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	2019		2018
Three months ended	$	1,161	$	1,596
Six months ended		1,595		3,261

Stock Only Stock Appreciation Rights (SOSARs) [Member]

Summary of Share Based Compensation Activity

The following table sets forth information related to outstanding SOSARS:

	2019					2018
SOSARS	Shares			Wtd Avg Exercise Price		Shares			Wtd Avg Exercise Price
Outstanding at January 1,		2,334,742		$	18.08		2,561,846		$	17.87
Granted		—			—		—			—
Exercised		(441,920	)		14.31		(148,145	)		13.26
Canceled / forfeited		(446,435	)		21.06		(20,994	)		18.76
Outstanding at June 30,		1,446,387		$	19.31		2,392,707		$	18.15

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	2019		2018
Three months ended	$	—	$	64
Six months ended		43		244