Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2013

Defined Benefit Plan Disclosure [Line Items]

Summary Of Asset Allocation

As of December 31, 2013 and 2012, these assets were allocated among asset categories as follows:

Asset Category	2013			2012			Current Minimum, Target and Maximum Allocation Policy
U.S. equity securities		51	%		44	%		30% — 50% — 70	%
International equity securities		21	%		18	%		0% — 20% — 30	%
Debt securities		28	%		26	%		15% — 30% — 55	%
Cash and cash equivalents		—	%		12	%		0% — 0% — 5	%
		100	%		100	%

Schedule Of Change In Benefit Obligation

The following table presents the change in benefit obligation and plan assets for the Company’s defined benefit plans and postretirement benefit plan (in thousands):

													Other Postretirement Benefits
	Pension Benefits												Postretirement
	Pension Plan						SERP						Welfare Plan
	2013			2012			2013			2012			2013			2012
Change in benefit obligation
Benefit obligation at beginning of year	$	266,911		$	216,926		$	1,746		$	1,645		$	2,854		$	3,014
Service cost		12,824			10,206			—			—			—			—
Interest cost		11,400			10,506			70			73			112			133
Actuarial loss (gain)		(35,767	)		34,084			(138	)		131			(600	)		(235	)
Gross benefits paid		(5,408	)		(4,811	)		(149	)		(103	)		(59	)		(58	)
Benefit obligation at end of year	$	249,960		$	266,911		$	1,529		$	1,746		$	2,307		$	2,854
Accumulated benefit obligation at end of year	$	200,577		$	214,951		$	1,529		$	1,746		$	—		$	—

Weighted-Average Assumption Used To Determine Benefit Obligation And Net Periodic Benefit Cost

Weighted-average assumption used to determine benefit obligation at end of year
Discount rate		5.0	%		4.1	%		5.0	%		4.1	%		5.0	%		4.1	%
Rate of compensation increase		4.25	%		4.25	%		—			—			—			—
Health care cost trend rate
Initial rate		—			—			—			—			7.0	%		7.5	%
Ultimate rate		—			—			—			—			5.0	%		5.0	%
Years to ultimate		—			—			—			—			2018			2018
Increase	$	—		$	—		$	—		$	—		$	202		$	267
Decrease		—			—			—			—			(178	)		(234	)

Effect Of One-Percentage-Point Change In Assumed Health Care Cost Trend Rate

Effect of one-percentage-point change in assumed health care cost trend rate on postretirement obligation
Increase	$	—	$	—	$	—	$	—	$	202		$	267
Decrease		—		—		—		—		(178	)		(234	)

Summary Of Change In Plan Assets

Change in plan assets
Fair value of plan assets at beginning of year	$	217,811		$	174,223		$	—		$	—		$	—		$	—
Actual return on plan assets		42,120			23,399			—			—			—			—
Employer contribution		—			25,000			149			103			59			58
Gross benefits paid		(5,408	)		(4,811	)		(149	)		(103	)		(59	)		(58	)
Fair value of plan assets at end of year	$	254,523		$	217,811		$	—		$	—		$	—		$	—

Summary Of Funded Status At End Of Year

												Other Postretirement Benefits
	Pension Benefits											Postretirement
	Pension Plan					SERP						Welfare Plan
	2013		2012			2013			2012			2013			2012
Funded status at end of year
Fair value of plan assets	$	254,523	$	217,811		$	—		$	—		$	—		$	—
Benefit obligations		249,960		266,911			1,529			1,746			2,307			2,854
Funded status and amount recognized at end of year	$	4,563	$	(49,100	)	$	(1,529	)	$	(1,746	)	$	(2,307	)	$	(2,854	)

Amounts Recognized In The Consolidated Balance Sheets

Amounts recognized in the consolidated balance sheets
Noncurrent asset	$	4,563	$	—		$	—		$	—		$	—		$	—
Current liability		—		—			(140	)		(101	)		(197	)		(223	)
Long-term liability		—		(49,100	)		(1,389	)		(1,645	)		(2,110	)		(2,631	)

Amounts Recognized In Accumulated Other Comprehensive Income

Amounts recognized in accumulated other comprehensive income
Net actuarial loss (gain)	$	32,760	$	102,795	$	402	$	559	$	(6,364	)	$	(6,378	)
Prior service cost (credit)		—		—		—		—		—			—
Accumulated other compensation income	$	32,760	$	102,795	$	402	$	559	$	(6,364	)	$	(6,378	)

Projected Benefit Obligation In Excess Of Plan Assets

The projected benefit obligation and fair value of plan assets for pension plans with a projected benefit obligation in excess of plan assets at December 31, 2013 and 2012 were as follows (in thousands):

	Pension Benefits
	Pension Plan				SERP
	2013		2012		2013		2012
Projected benefit obligation in excess of plan assets
Projected benefit obligation at end of year	$	—	$	266,911	$	1,529	$	1,746
Fair value of plan assets at end of year		—		217,811		—		—

Accumulated Benefit Obligation In Excess Of Plan Assets

The projected benefit obligation, accumulated benefit obligation and fair value of plan assets for pension plans with an accumulated benefit obligation in excess of plan assets at December 31, 2013 and 2012 were as follows (in thousands):

	Pension Benefits
	Pension Plan				SERP
	2013		2012		2013		2012
Accumulated benefit obligation in excess of plan assets
Projected benefit obligation at end of year	$	—	$	—	$	1,529	$	1,746
Accumulated benefit obligation at end of year		—		—		1,529		1,746
Fair value of plan assets at end of year		—		—		—		—

Schedule Of Employer Contribution

The following tables presents the expected cash flows for the Company’s defined benefit plans and postretirement benefit plan at December 31, 2013 and 2012 (in thousands):

									Other Postretirement Benefits
	Pension Benefits								Postretirement
	Pension Plan				SERP				Welfare Plan
	2013		2012		2013		2012		2013		2012
Expected employer contributions
First year	$	—	$	3,400	$	144	$	101	$	202	$	223

Expected Benefit Payments

									Other Postretirement Benefits
	Pension Benefits								Postretirement
	Pension Plan				SERP				Welfare Plan
	2013		2012		2013		2012		2013		2012
Expected benefit payments (gross)
Year one	$	6,538	$	6,213	$	144	$	101	$	215	$	237
Year two		6,996		6,545		142		100		218		242
Year three		7,598		6,992		149		98		219		245
Year four		8,321		7,579		154		105		229		245
Year five		9,140		8,265		151		109		226		255
Next five years		59,242		53,734		663		616		976		1,154

Summary Of Expected Federal Subsidy

									Other Postretirement Benefits
	Pension Benefits								Postretirement
	Pension Plan				SERP				Welfare Plan
	2013		2012		2013		2012		2013			2012
Expected federal subsidy
Year one	$	—	$	—	$	—	$	—	$	(13	)	$	(14	)
Year two		—		—		—		—		(13	)		(14	)
Year three		—		—		—		—		(13	)		(14	)
Year four		—		—		—		—		(12	)		(14	)
Year five		—		—		—		—		(12	)		(14	)
Next five years		—		—		—		—		(55	)		(62	)

Pension Benefits [Member]

Defined Benefit Plan Disclosure [Line Items]

Weighted-Average Assumption Used To Determine Benefit Obligation And Net Periodic Benefit Cost

Weighted average assumptions used to determine net periodic benefit cost
Discount rate	4.1	%	4.6	%	5.5	%	4.1	%	4.6	%	5.5	%
Expected long-term rate of return on plan assets	7.5	%	7.5	%	7.5	%	—		—		—
Rate of compensation increase	4.25	%	4.25	%	4.25	%	—		—		—

Components Of Net Periodic Benefit Cost

Components of net periodic benefit cost
Service cost	$	12,824		$	10,206		$	7,303		$	—		$	—		$	—
Interest cost		11,400			10,506			9,693			70			73			80
Expected return on plan assets		(16,127	)		(12,872	)		(11,283	)		—			—			—
Amortization:
Actuarial loss		8,276			7,395			2,859			19			14			7
Prior service credit		—			—			(38	)		—			—			—
Net periodic benefit cost		16,373			15,235			8,534			89			87			87
Other changes in plan assets and benefit obligations recognized in other comprehensive income
Current year actuarial loss (gain)		(61,759	)		23,557			46,444			(138	)		131			156
Recognition of actuarial loss		(8,276	)		(7,395	)		(2,859	)		(19	)		(14	)		(7	)
Recognition of prior service credit		—			—			38			—			—			—
Total recognized in other comprehensive income		(70,035	)		16,162			43,623			(157	)		117			149
Total recognized in net periodic benefit cost and other comprehensive income	$	(53,662	)	$	31,397		$	52,157		$	(68	)	$	204		$	236

Estimated Amounts That Will Be Amortized From Accumulated Other Comprehensive Income Into Net Periodic Benefit Cost

The estimated amounts that will be amortized from accumulated other comprehensive income into net periodic benefit cost in 2014 are as follows (in thousands):

	Pension Benefits
	Pension Plan			SERP
Actuarial loss		$	784		$	16
Prior service credit			—			—
		$	784		$	16

Other Postretirement Benefits [Member]

Defined Benefit Plan Disclosure [Line Items]

Weighted-Average Assumption Used To Determine Benefit Obligation And Net Periodic Benefit Cost

Weighted average assumptions used to determine net periodic benefit cost
Discount rate	4.1	%	4.6	%	5.5	%
Health care cost trend rate:
Initial rate	7.5	%	7.5	%	8.0	%
Ultimate rate	5.0	%	5.0	%	5.0	%
Years to ultimate	2018		2017		2017

Effect Of One-Percentage-Point Change In Assumed Health Care Cost Trend Rate

Effect of one-percentage-point change in assumed health care cost trend rate on aggregate service and interest cost
Increase	$	10		$	13		$	16
Decrease		(9	)		(11	)		(14	)

Components Of Net Periodic Benefit Cost

Components of net periodic benefit cost
Service cost	$	—		$	—		$	—
Interest cost		112			133			164
Curtailment loss		—			—			119
Amortization:
Actuarial gain		(620	)		(618	)		(593	)
Prior service cost		—			—			40
Net periodic benefit cost		(508	)		(485	)		(270	)
Other changes in benefit obligations recognized in other comprehensive income
Current year actuarial gain		(600	)		(235	)		182
Recognition of actuarial gain		620			618			593
Recognition of prior service cost		—			—			(158	)
Adjustment for actual Medicare Part D reimbursement		(5	)		(10	)		(3	)
Total recognized in other comprehensive income		15			373			614
		)
Total recognized in net periodic benefit cost and other comprehensive income	$	(493	)	$	(112	)	$	344

Estimated Amounts That Will Be Amortized From Accumulated Other Comprehensive Income Into Net Periodic Benefit Cost

The estimated amounts that will be amortized from accumulated other comprehensive income into net periodic benefit cost in 2014 are as follows (in thousands):

		Other Postretirement Benefits
		Postretirement Welfare Plan
Actuarial gain	$	(649	)
Prior service cost		—
	$	(649	)