Senior Long-Term Debt And Other Debt (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Summary Of Senior Long-Term Debt And Other Debt

The following table summarizes the Company's senior long-term debt and other debt.

	December 31,
(dollars in thousands)	2018		2017
7.125% unsecured senior notes, due September 30, 2019, interest payable semi-annually, net of unamortized discount of $142 in 2018 and $332 in 2017	$	234,640	$	234,411
6.25% unsecured senior notes, due September 30, 2020, interest payable semi-annually, net of unamortized premium of $17,213 in 2018 and $26,618 in 2017	367,213		376,616
5.35% unsecured senior notes, due June 1, 2021, interest payable semi-annually, net of unamortized discount of $499 in 2018 and $706 in 2017	249,417		249,176
4.90% unsecured senior notes, due July 1, 2022, interest payable semi-annually, net of unamortized discount of $978 in 2018 and $1,257 in 2017	348,864		348,540
3.625% unsecured senior notes, due March 30, 2023, interest payable semi-annually, net of unamortized discount of $855 in 2018 and $1,056 in 2017	248,988		248,749
3.50% unsecured senior notes, due November 1, 2027, interest payable semi-annually, net of unamortized discount of $2,298 in 2018 and $2,558 in 2017	297,035		296,728
7.35% unsecured senior notes, due August 15, 2034, interest payable semi-annually, net of unamortized discount of $1,074 in 2018 and $1,143 in 2017	128,715		128,642
5.0% unsecured senior notes, due March 30, 2043, interest payable semi-annually, net of unamortized discount of $5,431 in 2018 and $5,655 in 2017	244,269		244,033
5.0% unsecured senior notes, due April 5, 2046, interest payable semi-annually, net of unamortized discount of $6,664 in 2018 and $6,909 in 2017	492,486		492,219
4.30% unsecured senior notes, due November 1, 2047, interest payable semi-annually, net of unamortized discount of $4,278 in 2018 and $4,451 in 2017	294,975		294,834
Other debt, at various interest rates ranging from 1.7% to 6.3%	102,975		185,282
Senior long-term debt and other debt	$	3,009,577	$	3,099,230

Summary Of Future Principal Payments Due At Maturity On Senior Long-Term Debt And Other Debt

The following table summarizes the future principal payments due at maturity on senior long-term debt and other debt as of December 31, 2018.

Years Ending December 31,	(dollars in thousands)
2019	$	288,538
2020	356,585
2021	281,287
2022	356,315
2023	250,671
2024 and thereafter	1,484,896
Total principal payments	$	3,018,292
Net unamortized discount	(5,005		)
Net unamortized debt issuance costs	(3,710		)
Senior long-term debt and other debt	$	3,009,577