Fair Value (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Fair Value
Transfers between levels	$ 0	$ 0
Significant Other Observable Inputs (Level 2)
Fair Value
Securities available-for-sale, at fair value	15,118	9,397
Total
Fair Value
Securities available-for-sale, at fair value	17,075	9,397
Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value
Securities available-for-sale, at fair value	1,957
Recurring basis | Significant Other Observable Inputs (Level 2) | Residential mortgage-backed
Fair Value
Securities available-for-sale, at fair value	15,118	9,397
Recurring basis | Total | Residential mortgage-backed
Fair Value
Securities available-for-sale, at fair value	15,118	9,397
Recurring basis | Total | U.S. Government and federal agency
Fair Value
Securities available-for-sale, at fair value	1,957
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Government and federal agency
Fair Value
Securities available-for-sale, at fair value	$ 1,957