Adjusted Cost and Estimated Market Value Available-for-Sale Investment (Table Text Block)

3 Months Ended

Jun. 30, 2012

Investments, Debt and Equity Securities [Abstract]

Investments classified by contractual maturity date

The adjusted cost and estimated market value of available-for-sale investments at June 30, 2012, by contractual maturity, were as follows:

	Amortized Cost		Estimated Market Value
	(Unaudited)
	(In thousands)
Due in one year or less	$	43,244	$	43,995
Due after one year through five years		151,997		161,472
Due after five years through ten years		187,143		200,440
Due after ten years		312,566		338,569
		694,950		744,476
Mortgage backed securities		8,885		9,138
Redeemable preferred stocks		23,370		23,935
Equity securities		27,736		15,833
	$	754,941	$	793,382