Fair Value Measurements (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013
Fair value measurements
Fair value carrying amount	$ 10,961		$ 6,079
Mortgages held for sale
Fair value measurements
Fair value carrying amount	10,961		6,079
Aggregate unpaid principal	10,717		5,974
Excess of fair value carrying amount over (under) unpaid principal	$ 244	[1]	$ 105	[1]

[1] The excess of fair value carrying amount over unpaid principal is included in mortgage banking income and includes changes in fair value at and subsequent to funding and gains and losses on the related loan commitment prior to funding.