Employee Benefit Plans (Qualified Pension Plan Assets Narrative) (Details) (Pension plans, USD $)				12 Months Ended				12 Months Ended				12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Equity Securities		Dec. 31, 2012 Equity Securities		Dec. 31, 2013 Fixed Income Funds		Dec. 31, 2012 Fixed Income Funds		Dec. 31, 2013 Cash and Cash Equivalents		Dec. 31, 2012 Cash and Cash Equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans
Fair value of qualified plan assets	$ 49,873,000	$ 46,547,000	$ 43,852,000	$ 27,049,000	[1]	$ 26,067,000	[2]	$ 18,990,000	[3]	$ 20,022,000	[4]	$ 3,834,000	[5]	$ 458,000	[6]
Estimated future benefit payments 2014	4,500,000
Estimated future benefit payments 2015	4,100,000
Estimated future benefit payments 2016	3,800,000
Estimated future benefit payments 2017	3,800,000
Estimated future benefit payments 2018	3,700,000
Estimated future benefit payments, Five fiscal years after 2018	$ 15,900,000
Target allocations for plan assets, minimum (as a percentage)				50.00%				20.00%				0.00%
Target allocations for plan assets, maximum (as a percentage)				70.00%				50.00%				15.00%

[1] This category includes investments in equity securities of large, small and medium sized companies, equity securities of foreign companies and equity funds, or 52.8%, 11.1%, 12.1%, 17.2% and 6.8% of total equity securities, respectively. Of the total equity amount, 11.1% was invested in common stocks in a wide variety of industries and 88.9% was invested in mutual funds. The funds are valued using the closing market prices at December 31, 2013.

[2] This category includes investments in equity securities of large, small and medium sized companies, equity securities of foreign companies and other, or 53.3%, 11.6%, 12.8%, 17.2% and 5.1% of total assets, respectively. Of the total equity amount, 11.6% was invested in common stocks in a wide variety of industries, 86.5% was invested in mutual funds and 1.9% was invested in exchange traded funds. The funds are valued using the closing market prices at December 31, 2012

[3] This category includes investments in investment-grade fixed-income instruments and corporate bonds. Government instruments were 33.4% of the total. The funds are valued using the closing market prices at

[4] This category includes investments in investment-grade fixed-income instruments and corporate bonds. The funds are valued using the closing market prices at December 31, 2012

[5] This category comprises the cash held to pay beneficiaries. The fair value of cash equals its book value. The fair value of the Company’s qualified pension plan assets by category at December 31, 2012 are as follows: Marketvalue Quotedprices in activemarkets foridentical assets(Level 1) Significantobservableinputs(Level 2) Significantunobservableinputs(Level 3) (In thousands)Equity securities (a)$26,067 $26,067 $— $—Fixed income funds (b)20,022 20,022 — —Cash/cash equivalents (c)458 458 — —Total$46,547 $46,547 $— $—

[6] This category comprises the cash held to pay beneficiaries. The fair value of cash equals its book value