Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013
Statement of Financial Position [Abstract]
Allowance for loan losses	$ 7,666	$ 7,983	$ 8,072	$ 7,802	$ 8,182	$ 7,974