Employee Benefit Plans (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Defined Benefit Plan Disclosure [Line Items]
Employee Stock Ownership Plan (ESOP), cash contributions to ESOP	$ 141,000	$ 262,000
Employee Stock Ownership Plan (ESOP), number of allocated shares	205,612
Employee Stock Ownership Plan (ESOP), number of committed-to-be-released shares	29,362
Employee Stock Ownership Plan (ESOP), allocated shares market value	4,100,000
Employee Stock Ownership Plan (ESOP) unallocated shares market value	589,000
Employee Stock Ownership Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employee benefit plan requisite service period	1 year
Employee benefit plan vesting period	3 years
Share Price	$ 20.07
401 (K) Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employee benefit plan requisite service period	6 months	6 months
Employee benefit plan vesting period	3 years	3 years
Percentage of employees contribution the employer will match	50.00%	50.00%
Retirement plan expense	324,000	336,000
Individual Supplemental Retirement Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Retirement plan expense	441,000	395,000
Number of years following retirement benefit is paid	15 years
Nonqualified Retirement Plan For Non Employee Directors [Member]
Defined Benefit Plan Disclosure [Line Items]
Employee benefit plan requisite service period	15 years
Employee benefit plan vesting period	2 years
Retirement plan expense	21,000	20,000
Maximum annual benefit following retirement	$ 3,500
Number of years following retirement benefit is paid	10 years
Maximum [Member] | 401 (K) Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Maximum employee contribution employer will match	8.00%	8.00%