| **Commitments and Contingencies (Details) (USD $)**                                         | 12 Months Ended |
|---------------------------------------------------------------------------------------------|-----------------|
||
| **Commitments and Contingencies [Line Items]**                                              |            |   |   |
| Net rental expense                                                                          | $ 2,200,000     | $ 2,200,000 | $ 1,700,000 |
| **Future Obligations for Minimum Rentals Under Non-Cancelable Operating Lease Commitments** |            |   |   |
| 2014                                                                                        | 1,715,000       |   |   |
| 2015                                                                                        | 1,579,000       |   |   |
| 2016                                                                                        | 1,449,000       |   |   |
| 2017                                                                                        | 1,336,000       |   |   |
| 2018                                                                                        | 993,000         |   |   |
| Thereafter                                                                                  | 8,843,000       |   |   |
| Total lease commitments                                                                     | $ 15,915,000    |   |   |
| Minimum [Member]                                                                            |            |   |   |
| **Commitments and Contingencies [Line Items]**                                              |            |   |   |
| Lease Term, Facilities                                                                      | 5 years         |   |   |
| Maximum [Member]                                                                            |            |   |   |
| **Commitments and Contingencies [Line Items]**                                              |            |   |   |
| Lease Term, Facilities                                                                      | 10 years        |   |   |
| Lease Term, Equipment                                                                       | 5 years         |   |   |

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.
+ References
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Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.
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Amount of required minimum rental payments maturing in the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.
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Amount of required minimum rental payments maturing in the forth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.
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Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.
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Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.
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Amount of required minimum rental payments maturing after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.
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