Other Assets (Composition Of Other Assets) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Mar. 31, 2012
Other Assets, Unclassified [Abstract]
Deferred financing costs, net of accumulated amortization	$ 44,433	$ 39,130
Loans receivable	21,530	24,767
Prepaid expenses and other	14,721	14,637
Finite-lived intangible assets	9,282	11,977
Total other assets	$ 89,966	$ 90,511

For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

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The total of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer, and the aggregate carrying amount of current assets, as of the balance sheet date, not separately presented elsewhere in the balance sheet. Current assets are expected to be realized or consumed within one year (or the normal operating cycle, if longer).

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