Fair Value Measurements (Details 6) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014
Aggregate Fair Value
Summarizes differences between fair value and principal balance for mortgage loans held for sale measure at fair value
Mortgage loans held for sale measured at fair value	$ 30,451
Past due loans of 90 days or more	0
Nonaccrual loans	0
Aggregate Unpaid Principal Balance
Summarizes differences between fair value and principal balance for mortgage loans held for sale measure at fair value
Mortgage loans held for sale measured at fair value	30,276
Past due loans of 90 days or more	0
Nonaccrual loans	0
Difference
Summarizes differences between fair value and principal balance for mortgage loans held for sale measure at fair value
Mortgage loans held for sale measured at fair value	175
Past due loans of 90 days or more	0
Nonaccrual loans	$ 0