Condensed Consolidated Balance Sheets (USD $) In Thousands	Jun. 30, 2011	Mar. 31, 2011
ASSETS:
Cash and cash equivalents	$ 243,753	$ 375,496
Reinsurance recoverables and trade receivables, net	242,491	205,371
Inventories, net	58,960	59,942
Prepaid expenses	56,474	57,624
Investments, fixed maturities and marketable equities	664,550	659,809
Investments, other	206,552	201,868
Deferred policy acquisition costs, net	54,420	52,870
Other assets	128,656	166,633
Related party assets	304,915	301,968
Subtotal assets	1,960,771	2,081,581
Property, plant and equipment, at cost:
Land	239,293	239,177
Buildings and improvements	1,043,719	1,024,669
Furniture and equipment	308,944	310,671
Property, plant and equipment (gross)	3,568,020	3,435,980
Less: Accumulated depreciation	(1,354,335)	(1,341,407)
Total property, plant and equipment	2,213,685	2,094,573
Total assets	4,174,456	4,176,154
Liabilities:
Accounts payable and accrued expenses	324,021	304,006
Notes, loans and leases payable	1,412,500	1,397,842
Policy benefits and losses, claims and loss expenses payable	932,117	927,376
Liabilities from investment contracts	241,202	246,717
Other policyholders' funds and liabilities	7,632	8,727
Deferred income	35,547	27,209
Deferred income taxes	301,697	271,257
Total liabilities	3,254,716	3,183,134
Commitments and contingencies (notes 4, 8, 9 and 10)
Stockholders' equity:
Additional paid-in capital	432,000	425,212
Accumulated other comprehensive loss	(51,245)	(46,467)
Retained earnings	1,209,240	1,140,002
Unearned employee stock ownership plan shares	(3,102)	(3,382)
Total stockholders' equity	919,740	993,020
Total liabilities and stockholders' equity	4,174,456	4,176,154
Rental trailers and other rental equipment
Property, plant and equipment, at cost:
Property subject to or available for operating lease, gross	252,905	249,700
Rental trucks
Property, plant and equipment, at cost:
Property subject to or available for operating lease, gross	1,723,159	1,611,763
Series A preferred stock, with no par value, 6,100,000 authorized; 6,100,000 and 5,791,700 shares issued and none and 5,791,700 outstanding as of June 30 and March 31, 2011
Stockholders' equity:
Preferred stock, value, issued	0	0
Series B preferred stock, with no par value, 100,000 shares authorized; none issued and outstanding as of June 30 and March 31, 2011
Stockholders' equity:
Preferred stock, value, issued	0	0
Series A common stock of $0.25 par value, 10,000,000 shares authorized; none issued and outstanding as of June 30 and March 31, 2011
Stockholders' equity:
Common stock, value, issued	0	0
Common stock of $0.25 par value, 150,000,000 shares authorized; 41,985,700 issued as of June 30 and March 31, 2011
Stockholders' equity:
Common stock, value, issued	10,497	10,497
Cost of common shares in treasury, net (22,377,912 shares as of June 30 and March 31, 2011)
Stockholders' equity:
Treasury stock, value	(525,653)	(525,653)
Cost of preferred shares in treasury, net (6,100,000 as of June 30, 2011 and 308,300 as of March 31, 2011)
Stockholders' equity:
Treasury stock, value	$ (151,997)	$ (7,189)