Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2014

Defined Benefit Plan Disclosure [Line Items]

Schedule Of Plan Terms In Effect And Revisions Of Retirement Savings Plan



	As of January 1, 2011	As of April 5, 2013
SICA match	100% of participant contributions up to the first 3% of defined compensation and 50% up to the next 3%	100% of participant contributions up to the first 3% of defined compensation and 50% up to the next 3%
Non-elective contribution	Non-elective contributions of 4% of defined compensation for employees not eligible to participate in the Retirement Income Plan due to a date of hire after December 31, 2005	Non-elective contributions of 4% of defined compensation expanded to include employees impacted by the curtailment of the Retirement Income Plan
Vesting of match/non-elective contribution	Immediately vested	Immediately vested

Schedule of Funded Status Of Retirement Income Plan And Retirement Life Plan



December 31,	Retirement Income Plan					Retirement Life Plan
($ in thousands)	2014			2013		2014		2013
Change in Benefit Obligation:
Benefit obligation, beginning of year	$	256,404		302,647		6,201		6,471
Service cost	5,920			7,517		—		—
Interest cost	13,126			12,477		298		283
Actuarial losses (gains)	62,935			(29,656	)	180		(224	)
Benefits paid	(7,344		)	(6,978	)	(307	)	(329	)
Impact of curtailment	—			(29,603	)	—		—
Benefit obligation, end of year	$	331,041		256,404		6,372		6,201

Change in Fair Value of Assets:
Fair value of assets, beginning of year	$	225,817		207,150		—		—
Actual return on plan assets, net of expenses	24,649			15,925		—		—
Contributions by the employer to funded plans	10,210			9,600		—		—
Contributions by the employer to unfunded plans	121			120		—		—
Benefits paid	(7,344		)	(6,978	)	—		—
Fair value of assets, end of year	$	253,453		225,817		—		—

Funded status	$	(77,588	)	(30,587	)	(6,372	)	(6,201	)

Schedule of Amounts Recognized in Consolidated Balance Sheet



Amounts Recognized in the Consolidated Balance Sheet:
Liabilities	$	(77,588	)	(30,587	)	(6,372	)	(6,201	)
Net pension liability, end of year	$	(77,588	)	(30,587	)	(6,372	)	(6,201	)

Schedule of Amounts recognized in Accumulated Other than Comprehensive Income



Amounts Recognized in AOCI:
Net actuarial loss	$	91,758	39,640	1,480	1,363
Total	$	91,758	39,640	1,480	1,363

Schedule of Other Information as of December 31



Other Information as of December 31:
Accumulated benefit obligation	326,538	250,546	—	—

Schedule of Components Of Net Periodic Benefit Cost And Other Amounts Recognized In Other Comprehensive Income



	Retirement Income Plan							Retirement Life Plan
($ in thousands)	2014			2013		2012		2014		2013		2012
Components of Net Periodic Benefit Cost and Other Amounts Recognized in Other Comprehensive Income:

Net Periodic Benefit Cost:
Service cost	$	5,920		7,517		8,091		—		—		—
Interest cost	13,126			12,477		12,981		298		283		302
Expected return on plan assets	(15,671		)	(15,755	)	(14,206	)	—		—		—
Amortization of unrecognized prior service cost	—			10		150		—		—		—
Amortization of unrecognized actuarial loss	1,839			4,294		5,863		63		80		40
Curtailment expense	—			16		—		—		—		—
Total net periodic cost	$	5,214		8,559		12,879		361		363		342

Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income:
Net actuarial loss (gain)	$	53,956		(59,430	)	25,906		180		(224	)	660
Reversal of amortization of net actuarial loss	(1,839		)	(4,294	)	(5,863	)	(63	)	(80	)	(40	)
Reversal of amortization of prior service cost	—			(10	)	(150	)	—		—		—
Curtailment expense	—			(16	)	—		—		—		—
Total recognized in other comprehensive income	$	52,117		(63,750	)	19,893		117		(304	)	620

Total recognized in net periodic benefit cost and other comprehensive income	$	57,331		(55,191	)	32,772		478		59		962

Schedule Of Weighted- Average Expense and Liability Assumptions



Weighted-Average Liability Assumptions as of December 31:
Discount rate	4.29	%	5.16	4.08	4.85
Rate of compensation increase	4.00	%	4.00	—	—



	Retirement Income Plan				Retirement Life Plan
	2014		2013	2012	2014	2013	2012
Weighted-Average Expense Assumptions for the years ended December 31:
Discount rate¹	5.16	%	4.66	5.16	4.85	4.42	5.16
Expected return on plan assets	6.92	%	7.40	7.75	—	—	—
Rate of compensation increase	4.00	%	4.00	4.00	—	—	—

¹Discount rate for the Retirement Income Plan changed from 4.42% as of December 31, 2012 to 4.66% as of March 31, 2013 due to the remeasurement that was performed with the curtailment of the Plan.

Schedule of Allocation of Plan Assets



	2014				2013
	Target Ranges		Actual Percentage		Actual Percentage
Long duration fixed income	55%- 100%		59	%	55	%
Global equity	0%- 45%		25	%	27	%
Global Asset Allocation¹	—	%	11	%	12	%
Private equity^1,2	—	%	4	%	5	%
Cash and short-term investments¹	—	%	1	%	1	%
Total	—	%	100	%	100	%

Schedule of Quantitative Disclosures of our Financial Assets that were Measured at Fair Value



December 31, 2014			Fair Value Measurements Using
($ in thousands)	Assets Measured at Fair Value 12/31/14		Quoted Prices in Active Markets for Identical Assets/ Liabilities (Level 1)¹	Significant Other Observable Inputs (Level 2)¹	Significant Unobservable Inputs (Level 3)
Description
Measured on a recurring basis:
AFS:
U.S. government and government agencies	$	124,130	53,199	70,931	—
Foreign government	27,831		—	27,831	—
Obligations of states and political subdivisions	1,246,264		—	1,246,264	—
Corporate securities	1,799,806		—	1,799,806	—
ABS	177,224		—	177,224	—
CMBS	179,593		—	179,593	—
RMBS	511,274		—	511,274	—
Total fixed income securities	4,066,122		53,199	4,012,923	—
Equity securities	191,400		188,500	—	2,900
Total AFS securities	4,257,522		241,699	4,012,923	2,900
Short-term investments	131,972		131,972	—	—
Total assets	$	4,389,494	373,671	4,012,923	2,900



December 31, 2013			Fair Value Measurements Using
($ in thousands)	Assets Measured at Fair Value 12/31/13		Quoted Prices in Active Markets for Identical Assets/ Liabilities (Level 1)¹	Significant Other Observable Inputs (Level 2)¹	Significant Unobservable Inputs (Level 3)
Description
Measured on a recurring basis:
AFS:
U.S. government and government agencies	$	173,375	52,153	121,222	—
Foreign government	30,615		—	30,615	—
Obligations of states and political subdivisions	951,624		—	951,624	—
Corporate securities	1,734,883		—	1,734,883	—
ABS	140,896		—	140,896	—
CMBS	171,284		—	171,284	—
RMBS	512,859		—	512,859	—
Total fixed income securities	3,715,536		52,153	3,663,383	—
Equity securities	192,771		189,871	—	2,900
Total AFS securities	3,908,307		242,024	3,663,383	2,900
Short-term investments	174,251		174,251	—	—
Total assets	$	4,082,558	416,275	3,663,383	2,900

¹There were no transfers of securities between Level 1 and Level 2.

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets



Investments in Limited Partnerships
($ in thousands)	2014			2013
Fair value, beginning of year	$	12,159		12,631
Total gains (realized and unrealized)
included in changes in net assets	1,586			2,131
Purchases	334			560
Sales	—			—
Issuances	—			—
Settlements	(3,687		)	(3,163	)
Transfers into Level 3	—			—
Transfers out of Level 3	—			—
Fair value, end of year	$	10,392		12,159

Schedule of Expected Benefit Payments



($ in thousands)	Retirement Income Plan		Retirement Life Plan
Benefits Expected to be Paid in Future
Fiscal Years:
2015	$	9,240	343
2016	10,330		348
2017	11,400		353
2018	12,493		357
2019	13,532		362
2020-2024	82,802		1,865

Retirement Income Plan [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Quantitative Disclosures of our Financial Assets that were Measured at Fair Value



December 31, 2014			Fair Value Measurements at 12/31/14 Using
($ in thousands)	Assets Measured at Fair Value At 12/31/14		Quoted Prices in Active Markets for Identical Assets/ Liabilities (Level 1)	Significant Other Observable Inputs (Level 2)	Significant Unobservable Inputs (Level 3)
Description
Long duration fixed income:
Global asset allocation fund	$	27,782	27,782	—	—
Extended duration fixed income	120,532		120,532	—	—
Total long duration fixed income	148,314		148,314	—	—
Global equity:
Non-U.S. equity	16,852		5,438	11,414	—
U.S. equity	47,719		47,719	—	—
Total global equity	64,571		53,157	11,414	—
Global asset allocation	27,842		27,842	—	—
Private equity (limited partnerships):
Equity long/short hedge	41		—	—	41
Private equity	8,136		—	—	8,136
Real estate	2,215		—	—	2,215
Total private equity	10,392		—	—	10,392
Cash and short-term investments:
Short-term investments	1,222		1,222	—	—
Deposit administration contracts	1,180		—	1,180	—
Total cash and short-term investments	2,402		1,222	1,180	—
Total invested assets	$	253,521	230,535	12,594	10,392



December 31, 2013			Fair Value Measurements at 12/31/13 Using
($ in thousands)	Assets Measured at Fair Value At 12/31/13		Quoted Prices in Active Markets for Identical Assets/ Liabilities (Level 1)	Significant Other Observable Inputs (Level 2)	Significant Unobservable Inputs (Level 3)
Description
Long duration fixed income:
Global asset allocation fund	$	26,984	26,984	—	—
Extended duration fixed income	96,920		96,920	—	—
Total long duration fixed income	123,904		123,904	—	—
Global equity:
Non-U.S. equity	17,548		5,574	11,974	—
U.S. equity	43,112		43,112	—	—
Total global equity	60,660		48,686	11,974	—
Global asset allocation	27,257		27,257	—	—
Private equity (limited partnerships):
Equity long/short hedge	41		—	—	41
Private equity	9,899		—	—	9,899
Real estate	2,219		—	—	2,219
Total private equity	12,159		—	—	12,159
Cash and short-term investments:
Short-term investments	963		963	—	—
Deposit administration contracts	1,023		—	1,023	—
Total cash and short-term investments	1,986		963	1,023	—
Total invested assets	$	225,966	200,810	12,997	12,159

Schedule of Other Investment Portfolio By Strategy And Remaining Commitment Amount Associated With Each Strategy



Alternative Investments	Carrying Value			2014
	December 31,		December 31,	Remaining
($ in thousands)	2014		2013	Amount
Equity long/short hedge	$	41	41	—
Private equity	8,136		9,899	3,019
Real estate	2,215		2,219	536
Total alternative investments	$	10,392	12,159	3,555