INDEBTEDNESS (Tables)

12 Months Ended

Mar. 31, 2017

Summary of Debt Outstanding

The following table summarizes debt outstanding at March 31 based on stated maturities:

(In thousands)	2017		2016
3.90% September 2010 senior notes due fiscal 2018	$	44,500		44,500
3.95% September 2010 senior notes due fiscal 2018		25,000		25,000
4.12% September 2010 senior notes due fiscal 2019		25,000		25,000
4.17% September 2010 senior notes due fiscal 2019		25,000		25,000
4.33% September 2010 senior notes due fiscal 2020		50,000		50,000
4.51% September 2010 senior notes due fiscal 2021		100,000		100,000
4.56% September 2010 senior notes due fiscal 2021		65,000		65,000
4.61% September 2010 senior notes due fiscal 2023		48,000		48,000
4.06% August 2011 senior notes due fiscal 2019		50,000		50,000
4.54% August 2011 senior notes due fiscal 2022		65,000		65,000
4.64% August 2011 senior notes due fiscal 2022		50,000		50,000
4.26% September 2013 senior notes due fiscal 2021		123,000		123,000
5.01% September 2013 senior notes due fiscal 2024		250,000		250,000
5.16% September 2013 senior notes due fiscal 2026		127,000		127,000
NOK denominated notes due fiscal 2025		14,864		17,500
NOK denominated notes due fiscal 2026		26,167		30,207
USD denominated notes due fiscal 2027		24,573		27,030
USD denominated notes due fiscal 2028		27,421		30,033
Bank term loan due fiscal 2020		300,000		300,000
Revolving line of credit due fiscal 2020		600,000		600,000
	$	2,040,525		2,052,270
Less: Deferred debt issue costs		6,401		6,754
Total debt	$	2,034,124		2,045,516

Troms Offshore Supply AS

Schedule of Aggregate Amount of Senior Unsecured Notes Outstanding

A summary of U.S. dollar denominated Troms Offshore borrowings outstanding at March 31, is as follows:

(In thousands)	March 31, 2017		March 31, 2016
May 2015 notes (A)
Amount outstanding	$	27,421		30,033
Fair value of debt outstanding (Level 2)		27,395		30,062
March 2015 notes (A)
Amount outstanding	$	24,573		27,030
Fair value of debt outstanding (Level 2)		24,544		27,027

Summary of Debt Outstanding

A summary of Norwegian Kroner (NOK) denominated Troms Offshore borrowings outstanding at March 31, and their U.S. dollar equivalents is as follows:

(In thousands)	March 31, 2017		March 31, 2016
4.31% January 2014 notes (A):
NOK denominated		225,000		250,000
U.S. dollar equivalent	$	26,167		30,207
Fair value in U.S. dollar equivalent (Level 2)		26,133		30,199
5.88% May 2012 notes (A):
NOK denominated		127,800		144,840
U.S. dollar equivalent	$	14,864		17,500
Fair value in U.S. dollar equivalent (Level 2)		14,793		17,479

(A) Note requires semi-annual principal payments.

Debt Costs

Interest and debt costs incurred, net of interest capitalized, for the years ended March 31, are as follows:

(In thousands)	2017		2016		2015
Interest and debt costs incurred, net of interest    capitalized	$	75,026		53,752		50,029
Interest costs capitalized		4,829		10,451		13,673
Total interest and debt costs	$	79,855		64,203		63,702

September 2013 Senior Notes

Schedule of Aggregate Amount of Senior Unsecured Notes Outstanding

A summary of these outstanding notes at March 31, is as follows:

(In thousands, except weighted average data)	2017			2016
Aggregate debt outstanding	$	500,000			500,000
Weighted average remaining life in years		6.4			7.4
Weighted average coupon rate on notes outstanding		4.86	%		4.86	%
Fair value of debt outstanding		280,000			342,746

August 2011 Senior Notes

Schedule of Aggregate Amount of Senior Unsecured Notes Outstanding

A summary of these outstanding notes at March 31, is as follows

(In thousands, except weighted average data)	2017			2016
Aggregate debt outstanding	$	165,000			165,000
Weighted average remaining life in years		3.6			4.6
Weighted average coupon rate on notes outstanding		4.42	%		4.42	%
Fair value of debt outstanding		92,400			127,148

September 2010 Senior Notes

Schedule of Aggregate Amount of Senior Unsecured Notes Outstanding

A summary of the aggregate amount of these outstanding notes at March 31, is as follows:

(In thousands, except weighted average data)	2017			2016
Aggregate debt outstanding	$	382,500			382,500
Weighted average remaining life in years		3.1			4.1
Weighted average coupon rate on notes outstanding		4.35	%		4.35	%
Fair value of debt outstanding		214,200			302,832