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Indebtedness (Tables)

12 Months Ended

Dec. 31, 2022

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

Outstanding Debt																														2022												Carry Value
						Issuance Date						Maturity Date						Interest Rate						Original Amount						Unamortized Issuance Costs						Debt Discount						December 31, 2022						December 31, 2021
($ in thousands)
Description
Long term
(1) Senior Notes						3/1/2019						3/1/2049						5.375		%				300,000						$	2,543					5,576						291,881						291,597
(2) FHLBI						12/16/2016						12/16/2026						3.03		%				60,000						—						—						60,000						60,000
(3) Senior Notes						11/3/2005						11/1/2035						6.70		%				100,000						256						458						99,286						99,233
(4) Senior Notes						11/16/2004						11/15/2034						7.25		%				50,000						130						79						49,791						49,770
Finance lease obligations																																										3,718						5,450
Total long-term debt																														$	2,929					6,113						504,676						506,050

Line of Credit Covenant Requirements

Required as of

Actual as of

December 31, 2022

December 31, 2022

Consolidated net worth1

Not less than

$1.9 billion

$3 billion

Debt to total capitalization ratio1

Not to exceed

35%

14.3%

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Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.

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Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.

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