Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2011	Dec. 31, 2010
Revenues
Self-moving equipment rentals	$ 375,744	$ 342,953	$ 1,333,918	$ 1,229,544
Self-storage revenues	33,846	30,638	99,682	89,512
Self-moving and self-storage products and service sales	43,206	41,533	167,352	161,644
Property management fees	5,368	5,129	14,929	14,245
Life insurance premiums	132,643	74,306	229,839	152,131
Property and casualty insurance premiums	9,429	8,998	25,076	23,477
Net investment and interest income	15,234	13,213	48,398	39,442
Other revenue	17,619	13,212	60,041	42,910
Total revenues	633,089	529,982	1,979,235	1,752,905
Costs and expenses:
Operating expenses	269,834	252,986	836,149	776,379
Commission expenses	47,864	42,367	168,865	152,149
Cost of sales	24,505	22,586	89,729	83,854
Benefits and losses	173,748	70,312	268,140	143,117
Amortization of deferred policy acquisition costs	3,666	2,480	10,716	6,549
Lease expense	32,325	37,159	99,271	113,789
Total costs and expenses	608,216	478,705	1,621,566	1,415,398
Earnings from operations	24,873	51,277	357,669	337,507
Interest expense	(22,744)	(22,236)	(68,340)	(65,488)
Pretax earnings	2,129	29,041	289,329	272,019
Income tax expense	(1,401)	(10,433)	(109,367)	(101,690)
Net earnings	728	18,608	179,962	170,329
Less: Excess of redemption value over carrying value of preferred shares redeemed			(5,908)	(171)
Less: Preferred stock dividends		(3,079)	(2,913)	(9,336)
Earnings available to common shareholders	728	15,529	171,141	160,822
Basic and diluted earnings per common share	$ 0.04	$ 0.80	$ 8.79	$ 8.28
Weighted average common shares outstanding: Basic and diluted	19,481,614	19,439,622	19,470,886	19,427,294
Depreciation, net of (gains) on disposals of (($699) and ($1,655), respectively)
Costs and expenses:
Depreciation net of gains losses on disposals	56,274	50,815
Depreciation, net of (gains) on disposals (($18,326) and ($18,964), respectively)
Costs and expenses:
Depreciation net of gains losses on disposals			$ 148,696	$ 139,561