INVESTMENTS (Details 2) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Amortized Cost Basis, Within 1 year	$ 202
Amortized Cost Basis, After 1 year through 5 years	1,635
Amortized Cost Basis, After 5 years through 10 years	448
Amortized Cost Basis, After 10 years	0
Amortized Cost Basis, Mortgage-backed securities	100
Amortized Cost Basis, Total	2,385
Fair Value, Within 1 year	199
Fair Value, After 1 year through 5 years	1,778
Fair Value, After 5 years through 10 years	455
Fair Value, After 10 years	0
Fair Value, Mortgage-backed securities	100
Fair Value, Total	$ 2,532	$ 8,189