SECURITIES - Aggregate fair value and gross unrealized loss of securities (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012
Less than 12 Months, Fair Value
Available-for-sale
Municipal bonds	$ 592
Mortgage backed securities
Non-agency
Total temporarily impaired securities	592
Non-agency
Total temporarily and other-than-temporarily impaired securities	592
Gross unrealized gains
Available-for-sale
Municipal bonds	280
Mortgage backed securities	1
Non-agency	27
Total temporarily impaired securities	308
Non-agency	93
Total temporarily and other-than-temporarily impaired securities	401
12 Months or Longer, Fair Value
Available-for-sale
Municipal bonds	5
Mortgage backed securities
Non-agency
Total temporarily impaired securities	5
Non-agency
Total temporarily and other-than-temporarily impaired securities	5
12 Months or Longer, Unrealized losses
Available-for-sale
Municipal bonds	3,484
Mortgage backed securities	53
Non-agency	1,612
Total temporarily impaired securities	5,149
Non-agency	2,053
Total temporarily and other-than-temporarily impaired securities	7,202
Total, Fair Value
Available-for-sale
Municipal bonds	2,892
Mortgage backed securities	53
Non-agency	1,612
Total temporarily impaired securities	4,557
Non-agency	2,053
Total temporarily and other-than-temporarily impaired securities	6,610
Total, Unrealized losses
Available-for-sale
Municipal bonds	285
Mortgage backed securities	1
Non-agency	27
Total temporarily impaired securities	313
Non-agency	93
Total temporarily and other-than-temporarily impaired securities	$ 406