Comprehensive Income (Tables)

3 Months Ended

Jun. 30, 2012

Comprehensive Income [Abstract]

Components of Other Comprehensive Income and Tax Effects [Table Text Block]

			Other
	March 31,		Comprehensive			June 30,
	2012		Income (Loss)			2012
Accumulated net unrealized holding gain (loss) on available-for-sale securities	$	2,926	$	(142	)	$	2,784
Accumulated net deferred tax asset	175		4			179
Total accumulated other comprehensive income	$	3,101	$	(138	)	$	2,963