1. DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 1) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Mar. 31, 2012
Accounts receivable:
Patient accounts receivable	$ 74,680	$ 71,800
Allowance for doubtful accounts	(20,257)	(18,201)
Accounts receivable, net	54,423	53,599
Due from government payers:
Settlement receivables	46	190
DSH	7,802	4,993
Total Amount due from Government	$ 7,848	$ 5,183