|
Significant Accounting Policies (Details 2) (USD $)
|
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2014
item
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
| Income taxes | |||
| Valuation allowance | $ 0 | ||
| Accruals for payments of interest and penalties | 0 | 0 | |
| Compensation expense recognized | 1,200,000 | 1,100,000 | 1,000,000 |
| Segment disclosure | |||
| Number of primary operating subsidiaries that are entity's segments | 3 | ||
| Herget Financial and Herget Bank | |||
| Business Acquisition | |||
| Business acquisition expenses | 400,000 | ||
| Restricted stock units | |||
| Income taxes | |||
| Compensation expense recognized | $ 0 | ||
| Restricted stock units | Minimum | |||
| Income taxes | |||
| Requisite service period | 1 year | ||
| Restricted stock units | Maximum | |||
| Income taxes | |||
| Requisite service period | 5 years | ||