Shareholders' Equity (Tables)

6 Months Ended

Jun. 30, 2016

Equity [Abstract]

Unrecognized Share-Based Compensation Expense

As of June 30, 2016, unrecognized share-based compensation expense was as follows:

(in thousands)	Amount		Weighted-Average Period
Stock options	$	2,921	2.4 years
RSUs and PBRSUs		21,780	1.8 years
Total unrecognized share-based compensation	$	24,701