Employee Benefits Plans (Details) - Accumulated other comprehensive incomes that are expected to be recognized (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013
Supplemental Employee Retirement Plan, Defined Benefit [Member]
Employee Benefits Plans (Details) - Accumulated other comprehensive incomes that are expected to be recognized [Line Items]
Net loss (gain)	$ 23
Prior service credit
Total	23
Other Pension Plan, Postretirement or Supplemental Plans, Defined Benefit [Member]
Employee Benefits Plans (Details) - Accumulated other comprehensive incomes that are expected to be recognized [Line Items]
Net loss (gain)	(9)
Prior service credit	(154)
Total	$ (163)

Amount included in accumulated other comprehensive income (AOCI) expected to be recognized as components of net periodic benefit cost for the fiscal year that follows the most recent annual statement of financial position, including gain (loss), prior service cost (credit), and transition asset (obligation).

No definition available.

Name:	us-gaap_DefinedBenefitPlanAmountToBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossNextFiscalYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration