Capitalized Interest

3 Months Ended

Mar. 31, 2018

Interest Expense [Abstract]

Capitalized Interest

11. CAPITALIZED INTEREST

The following table sets forth details of interest incurred, capitalized and expensed:

	Three months ended March 31
In thousands	2018		2017
Interest cost incurred	$	5,591	$	4,597
Interest capitalized		396		589
Interest expense	$	5,195	$	4,008

Capitalized interest primarily relates to spending for the Airlaid capacity expansion project in 2017 and 2018 and the Specialty Papers’ environmental compliance project in 2017.