Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2016

Fair Value Disclosures [Abstract]

Carrying Value and Fair Value of Long-Term Debt

The following table sets forth the carrying value and fair value of long-term debt as of December 31:

	2016				2015
In thousands	Carrying Value		Fair Value		Carrying Value		Fair Value
Variable rate debt	$	61,595	$	61,595	$	58,792	$	58,792
Fixed-rate bonds		250,000		256,563		250,000		250,938
2.40% Term loan		8,282		8,877		10,109		10,535
2.05% Term loan		35,163		37,089		42,130		42,886
1.30% Term Loan		9,788		10,062		-		-
1.55% Term loan		10,333		10,082		2,839		2,524
Total	$	375,161	$	384,268	$	363,870	$	365,675