Notes Payable and Debt and Financing Arrangements (Tables)

6 Months Ended

Jun. 30, 2017

Line of Credit Facility [Line Items]

The following table presents the Company's outstanding notes payable and debt at June 30, 2017 and December 31, 2016:



(U.S. dollars in thousands)	June 30, 2017				December 31, 2016
(U.S. dollars in thousands)	Commitment/ Debt (1)		In Use/ Outstanding (2)		Commitment/ Debt (1)		In Use/ Outstanding (2)
Debt:
2.30% Senior Notes due December 2018	$	300,000	$	299,021	$	300,000	$	298,686
5.75% Senior Notes due October 2021	400,000		398,169		400,000		397,953
6.375% Senior Notes due November 2024	350,000		349,193		350,000		349,139
4.45% Subordinated Notes due March 2025	500,000		493,733		500,000		493,329
6.25% Senior Notes due May 2027	325,000		323,453		325,000		323,375
5.25% Senior Notes due December 2043	300,000		296,493		300,000		296,427
5.5% Subordinated Notes due March 2045	500,000		488,966		500,000		488,768
3.25% Subordinated Notes due June 2047	568,800		558,311		—		—
Total debt carrying value	$	3,243,800	$	3,207,339	$	2,675,000	$	2,647,677

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(1)

Excluded from the table are certain credit facilities under which the Company is permitted to utilize up to $750.0 million at June 30, 2017 and $1.0 billion at December 31, 2016, for revolving loans to support general operating and financing needs. At June 30, 2017 and December 31, 2016, $44.7 million and $245 million, respectively, were utilized under these facilities to issue letters of credit, leaving $705.3 million and $755.0 million, respectively, available to support other operating and financing needs.

(2) "In Use/Outstanding" data represent June 30, 2017 and December 31, 2016 accreted values.

Letter of Credit Summary

The following table presents the Company's fifteen letter of credit facilities and revolving credit facilities at June 30, 2017 and December 31, 2016:



	June 30, 2017				December 31, 2016
(U.S. dollars in thousands)	Commitment/ Debt		In Use/ Outstanding		Commitment/ Debt		In Use/ Outstanding
Facility Name:
2015 Citi Facility	$	—	$	—	$	250,000	$	245,000
Goldman Facility	200,000		200,000		200,000		200,000
2016 Credit Agricole Facility I	125,000		125,000		125,000		125,000
2016 Credit Agricole Facility II	125,000		125,000		125,000		125,000
2017 Commonwealth Bank Facility	215,000		215,000		—		—
FAL Facility I	125,000		125,000		125,000		125,000
FAL Facility II	125,000		125,000		125,000		125,000
FAL Facility III	125,000		125,000		125,000		125,000
FAL Facility IV	125,000		125,000		125,000		125,000
Syndicated Unsecured Facility (1)	750,000		44,747		750,000		—
Syndicated Secured Facility (1)	750,000		552,383		750,000		531,962
CICL Facility	190,000		178,710		180,000		159,207
Citi EU Facility	600,000		100,705		600,000		84,641
London Market Facility	250,000		124,324		250,000		117,063
CRCH Facility	270,000		268,872		250,000		245,733
Syndicate 2003 Facility	14,062		14,070		11,687		11,687
Total LOC facilities	$	3,989,062	$	2,448,811	$	3,991,687	$	2,345,293

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(1)	We have the option to increase the size of the Syndicated Secured and Unsecured Facilities by an aggregate of $500 million.