Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2019

Fair Value Disclosures [Abstract]

Carrying Value and Fair Value of Long-Term Debt

The following table sets forth carrying value and fair value of long-term debt:

	June 30, 2019				December 31, 2018
In thousands	Carrying Value		Fair Value		Carrying Value		Fair Value
Variable rate debt	$	94,454	$	94,454	$	114,495	$	114,495
Fixed-rate bonds		—		—		250,000		249,010
Term loan, due Feb. 2024		250,360		250,360		—		—
2.40% Term loan		4,877		4,976		5,725		5,836
2.05% Term loan		22,778		23,190		25,972		26,346
1.30% Term Loan		6,503		6,526		7,361		7,341
1.55% Term loan		8,715		8,812		9,470		9,453
Total	$	387,687	$	388,318	$	413,023	$	412,481