Fair Value Measurements (Table Text Block)

6 Months Ended

12 Months Ended

Sep. 30, 2015

Mar. 31, 2015

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis

As of September 30, 2015		Total		Level 1		Level 2		Level 3
		(Unaudited)
		(In thousands)
Assets
Short-term investments	$	825,071	$	825,071	$	–	$	–
Fixed maturities - available for sale		1,318,081		1,041,024		276,177		880
Preferred stock		18,098		18,098		–		–
Common stock		24,601		24,601		–		–
Derivatives		3,463		3,463		–		–
Total	$	2,189,314	$	1,912,257	$	276,177	$	880
Liabilities
Guaranteed residual values of TRAC leases	$	–	$	–	$	–	$	–
Derivatives		19,958		–		19,958		–
Total	$	19,958	$	–	$	19,958	$	–

As of March 31, 2015		Total		Level 1		Level 2		Level 3
		(In thousands)
Assets
Short-term investments	$	460,762	$	460,762	$	–	$	–
Fixed maturities - available for sale		1,262,012		967,986		293,022		1,004
Preferred stock		18,296		18,296		–		–
Common stock		24,654		24,654		–		–
Derivatives		4,876		4,876		–		–
Total	$	1,770,600	$	1,476,574	$	293,022	$	1,004
Liabilities
Guaranteed residual values of TRAC leases	$	–	$	–	$	–	$	–
Derivatives		24,484		–		24,484		–
Total	$	24,484	$	–	$	24,484	$	–

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation

		Fixed Maturities - Asset Backed Securities
		(Unaudited)
		(In thousands)
Balance at March 31, 2015	$	1,004
Fixed Maturities - Asset Backed Securities - redeemed		(68)
Fixed Maturities - Asset Backed Securities - net gain (realized)		27
Fixed Maturities - Asset Backed Securities - net loss (unrealized)		(83)
Balance at September 30, 2015	$	880