Pension Benefits (Tables)

12 Months Ended

Dec. 31, 2013

Compensation and Retirement Disclosure [Abstract]

Schedule of changes in benefit plan obligation and fair value of plan assets

The following table sets forth the change in our benefit plan obligation and fair value of plan assets:

	Year Ended December 31,
(Amounts in thousands)	2013			2012			2011
Change in benefit obligation:
Beginning balance	$	235,502		$	218,806		$	183,048
Interest cost	8,836			9,226			9,741
Actuarial (gain) loss	(25,368		)	14,616			32,385
Benefits paid	(7,157		)	(7,146		)	(6,368		)
Benefit obligation at end of period	$	211,813		$	235,502		$	218,806
Change in fair value of plan assets:
Beginning balance	$	164,048		$	146,630		$	143,818
Actual return on assets	15,068			19,648			6,480
Employer contributions	6,000			6,075			3,750
Administrative fees	(1,253		)	(1,159		)	(1,050		)
Benefits paid	(7,157		)	(7,146		)	(6,368		)
Fair value of plan assets at end of period	$	176,706		$	164,048		$	146,630

Schedule of reconciliation of benefit plan funded status to amounts recognized in consolidated balance sheet

The following is a reconciliation of the SFTP Benefit Plan funded status to the amounts recognized in our consolidated balance sheets as of December 31, 2013 and 2012:

	December 31,
(Amounts in thousands)	2013			2012
Fair value of plan assets	$	176,706		$	164,048
Benefit obligation	(211,813		)	(235,502		)
Funded status (deficit)	$	(35,107	)	$	(71,454	)
Other long-term liabilities	$	(35,107	)	$	(71,454	)

Schedule of weighted average assumptions used to determine benefit obligations

The weighted average assumptions used to determine benefit obligations are as follows:

	December 31,
	2013		2012
Discount rate	4.70	%	3.85	%
Rate of compensation increase	N/A		N/A

Schedule of components of net periodic benefit cost and amounts recognized in other comprehensive income (loss)

The following table sets forth the components of net periodic benefit cost and other comprehensive income (loss):

	Year Ended December 31,
(Amounts in thousands)	2013			2012			2011
Net periodic benefit cost:
Service cost	$	1,200		$	1,150		$	1,050
Interest cost	8,836			9,226			9,741
Expected return on plan assets	(12,258		)	(10,982		)	(10,662		)
Amortization of net actuarial loss	761			666			—
Total net periodic benefit cost	$	(1,461	)	$	60		$	129
Other comprehensive loss:
Current year actuarial gain (loss)	$	28,885		$	(5,293	)	$	(36,566	)
Total other comprehensive loss	$	28,885		$	(5,293	)	$	(36,566	)

Schedule of weighted average assumptions used to determine net costs

The weighted average assumptions used to determine net costs are as follows:

	Year Ended December 31,
	2013		2012		2011
Discount rate	3.85	%	4.30	%	5.40	%
Rate of compensation increase	N/A		N/A		N/A
Expected return on plan assets	7.50	%	7.50	%	7.50	%

Schedule of fair value of plan assets

The following table presents the categories of our plan assets and the related levels of inputs in the fair value hierarchy, as defined in Note 3(c), used to determine the fair value:

	Fair Value Measurements as of December 31, 2013
(Amounts in thousands)	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
ASSET CATEGORY:
Equity Securities:
Large-Cap Disciplined Equity (a)	$	35,446	$	35,446	$	—	$	—
Small/Mid-Cap Equity (a)	5,668		5,668		—		—
International Equity (b)	25,753		25,753		—		—
Fixed Income:
Long Duration Fixed Income (c)	67,298		67,298		—		—
High Yield (d)	8,764		8,764		—		—
Emerging Markets Debt (e)	6,583		6,583		—		—
Alternatives:
Hedge Fund of Funds (f)	9,519		—		—		9,519
Cash (g)	8,867		8,867		—		—
Other Investments (h)	8,808		8,808		—		—
Fair Value of Plan Assets	$	176,706	$	167,187	$	—	$	9,519

	Fair Value Measurements as of December 31, 2012
(Amounts in thousands)	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
ASSET CATEGORY:
Equity Securities:
Large-Cap Disciplined Equity (a)	$	37,942	$	37,942	$	—	$	—
Small/Mid-Cap Equity (a)	9,212		9,212		—		—
International Equity (b)	21,618		21,618		—		—
Fixed Income:
Long Duration Fixed Income (c)	46,084		46,084		—		—
Core Fixed Income (c)	3,081		3,081		—		—
High Yield (d)	6,145		6,145		—		—
Emerging Markets Debt (e)	4,638		4,638		—		—
Alternatives:
Hedge Fund of Funds (f)	22,618		—		—		22,618
Cash (g)	4,510		4,510		—		—
Other Investments (h)	8,200		8,200		—		—
Fair Value of Plan Assets	$	164,048	$	141,430	$	—	$	22,618

________________________________________

(a) These categories are comprised of mutual funds actively traded on the registered exchanges or over the counter markets. The mutual funds are invested in equity securities of U.S. issuers.

(b) This category consists of mutual funds invested primarily in equity securities (common stocks, securities that are convertible into common stocks, preferred stocks, warrants and rights to subscribe to common stocks) of non-U.S. issuers purchased in foreign markets. The mutual funds are actively traded on U.S. or foreign registered exchanges, or the over-the-counter markets.

(c) The assets are comprised of mutual funds which are actively traded on the registered exchanges. The mutual funds are invested primarily in high quality government and corporate fixed income securities, as well as synthetic instruments or derivatives having economic characteristics similar to fixed income securities.

(d) The high yield portion of the fixed income portfolio consists of mutual funds invested primarily in fixed income securities that are rated below investment grade. The mutual funds are actively traded on the registered exchanges.

(e) The emerging debt portion of the portfolio consists of mutual funds primarily invested in the debt securities of government, government-related and corporate issuers in emerging market countries and of entities organized to restructure outstanding debt of such issuers. The mutual funds are actively traded on the registered exchanges.

(f) Hedge Fund of Funds consists primarily of investments in underlying hedge funds. Management of the hedge funds has the ability to choose and combine hedge funds in order to target the fund's return objectives. Individual hedge funds hold their assets primarily in investment funds and engage in investment strategies that include temporary or dedicated directional market exposures.

(g) Cash held at year end was to be used to purchase equity based securities in January 2014 and 2013.

(h) This category is comprised of an investment in a common collective trust with the underlying assets invested in asset-backed securities, money market funds, corporate bonds and bank notes. The underlying assets are actively traded on the registered exchanges.

Schedule of rollforward of the balances of plan assets that are valued using Level 3 inputs

The following table represents a rollforward of the December 31, 2013 and 2012 balances of our plan assets that are valued using Level 3 inputs:

(Amounts in thousands)	Hedge Fund of Funds
Balance as of December 31, 2011	$	21,596
Actual return on plan assets:
Relating to assets still held at the reporting date	1,022
Balance as of December 31, 2012	22,618
Actual return on plan assets:
Relating to assets still held at the reporting date	446
Relating to assets sold during the period	181
Purchases, sales and settlements, net	(13,726		)
Balance as of December 31, 2013	$	9,519

Summary of expected employer contributions and future benefit payments

The following table summarizes expected employer contributions and future benefit payments:

(Amounts in thousands)
Expected contributions to plan trusts
2014	$	6,000
Total expected contributions	$	6,000
Expected benefit payments:
2014	$	8,460
2015	8,975
2016	9,450
2017	9,894
2018	10,610
2019 - 2023	59,633
Total expected benefit payments	$	107,022