Pensions and Other Employee Benefits Plans (Fair Values of Pension Plan Assets) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 24,628		$ 20,207
Pension plans' actual assets allocation	100.00%		100.00%
Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			748
Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	21,844		16,971
Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	2,784		2,488		54,431
Level 3 [Member] | Real Estate Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets					11,835
Level 3 [Member] | Private Equity Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	287		283		6,870
Level 3 [Member] | Equity Long/Short Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	842		682		10,557
Level 3 [Member] | Distressed Opportunity Ltd. Partnership [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	364		299		5,217
Level 3 [Member] | Other Limited Partnership [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			33		36
Level 3 [Member] | Multi Strategy Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,291		1,191		19,916
Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	14,323		11,863
Pension plans' actual assets allocation	58.00%		59.00%
Equity Securities [Member] | U.S. Large Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	5,965	[1]	4,580	[1]
Pension plans' actual assets allocation	24.00%	[1]	23.00%	[1]
Equity Securities [Member] | U.S. Small Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,688	[2]	1,257	[2]
Pension plans' actual assets allocation	7.00%	[2]	6.00%	[2]
Equity Securities [Member] | Global [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,956	[3]	1,475	[3]
Pension plans' actual assets allocation	8.00%	[3]	7.00%	[3]
Equity Securities [Member] | Non-U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	3,103	[4]	2,427	[4]
Pension plans' actual assets allocation	13.00%	[4]	12.00%	[4]
Equity Securities [Member] | Real Estate Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	482	[5]	411	[5]
Pension plans' actual assets allocation	2.00%	[5]	2.00%	[5]
Equity Securities [Member] | Receivable From Sale Of Real Estate [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			748	[5]
Pension plans' actual assets allocation			4.00%	[5]
Equity Securities [Member] | Private Equity Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	287	[6]	283	[6]
Pension plans' actual assets allocation	1.00%	[6]	2.00%	[6]
Equity Securities [Member] | Equity Long/Short Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	842	[7]	682	[7]
Pension plans' actual assets allocation	3.00%	[7]	3.00%	[7]
Equity Securities [Member] | Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			748
Equity Securities [Member] | Level 1 [Member] | Receivable From Sale Of Real Estate [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			748	[5]
Equity Securities [Member] | Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	13,194		10,150
Equity Securities [Member] | Level 2 [Member] | U.S. Large Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	5,965	[1]	4,580	[1]
Equity Securities [Member] | Level 2 [Member] | U.S. Small Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,688	[2]	1,257	[2]
Equity Securities [Member] | Level 2 [Member] | Global [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,956	[3]	1,475	[3]
Equity Securities [Member] | Level 2 [Member] | Non-U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	3,103	[4]	2,427	[4]
Equity Securities [Member] | Level 2 [Member] | Real Estate Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	482	[5]	411	[5]
Equity Securities [Member] | Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,129		965
Equity Securities [Member] | Level 3 [Member] | Private Equity Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	287	[6]	283	[6]
Equity Securities [Member] | Level 3 [Member] | Equity Long/Short Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	842	[7]	682	[7]
Fixed Income Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	10,305		8,344
Pension plans' actual assets allocation	42.00%		41.00%
Fixed Income Securities [Member] | Commingled Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	8,650	[8]	6,821	[8]
Pension plans' actual assets allocation	35.00%	[8]	34.00%	[8]
Fixed Income Securities [Member] | Distressed Opportunity Ltd. Partnership [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	364	[9]	299	[9]
Pension plans' actual assets allocation	2.00%	[9]	1.00%	[9]
Fixed Income Securities [Member] | Multi-Strategy Limited Partnerships [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,291	[10]	1,191	[10]
Pension plans' actual assets allocation	5.00%	[10]	6.00%	[10]
Fixed Income Securities [Member] | Other Limited Partnership [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			33	[11]
Pension plans' actual assets allocation			0.00%	[11]
Fixed Income Securities [Member] | Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	8,650		6,821
Fixed Income Securities [Member] | Level 2 [Member] | Commingled Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	8,650	[8]	6,821	[8]
Fixed Income Securities [Member] | Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,655		1,523
Fixed Income Securities [Member] | Level 3 [Member] | Distressed Opportunity Ltd. Partnership [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	364	[9]	299	[9]
Fixed Income Securities [Member] | Level 3 [Member] | Multi-Strategy Limited Partnerships [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	1,291	[10]	1,191	[10]
Fixed Income Securities [Member] | Level 3 [Member] | Other Limited Partnership [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			$ 33	[11]

[1] Investments in common stocks that rank among the largest 1,000 companies in the U.S. stock market.

[2] Investments in common stocks that rank among the small capitalization stocks in the U.S. stock market.

[3] Investments in common stocks across the world without being limited by national borders or to specific regions.

[4] Investments in common stocks of companies from developed and emerging countries outside the United States.

[5] As of December 31, 2013, the pension plan was invested in real estate through a fund of funds which invests in global public real estate securities (REITs). As of December 31, 2012, the pension plan also had a receivable from a fund that invests in private real estate investments.  During 2012, we decided to end the pension plan’s investment in the fund. Settlement of the receivable occurred in 2013 with the proceeds reinvested per our allocation guidelines.

[6] Fund invests in portfolios of secondary interest in established venture capital, buyout, mezzanine and special situation funds on a global basis. Fund is valued on a quarterly lag with adjustment for subsequent cash activity.

[7] Investments primarily in long and short positions in equity securities of U.S. and non-U.S. companies. The fund has semi-annual tender offer redemption periods on June 30 and December 31 and is reported on a one month lag.

[8] Investments in bonds representing many sectors of the broad bond market with both short-term and intermediate-term maturities.

[9] Investments mainly in discounted debt securities, bank loans, trade claims and other debt and equity securities of financially troubled companies. This partnership has semi-annual withdrawal rights on June 30 and December 31. This fund is reported on a one month lag.

[10] Investments mainly in partnerships that have multi-strategy investment programs and do not rely on a single investment model. One partnership has quarterly liquidation rights with notice of 65 days while the second partnership has monthly liquidation rights with notice of 33 days. Both funds are reported on a one month lag. As of December 31, 2012, the pension plan invested in other partnerships that had reached their end of life and had closed and were unwinding their holdings, mainly partnerships that provided mezzanine financing.

[11] As of December 31, 2012, the pension plan invested in other partnerships that had reached their end of life and had closed and were unwinding their holdings, mainly partnerships that provided mezzanine financing.