1. DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 1) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Mar. 31, 2012
Accounts receivable:
Patient accounts receivable	$ 69,713	$ 71,800
Allowance for doubtful accounts	(17,106)	(18,201)
Accounts receivable, net	52,607	53,599
Settlement receivables		190
DSH	2,097	4,993
Total Amount due from Government	$ 2,097	$ 5,183