NOTE 2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Revenue
Commercial Insurance/Managed Care Capitation	$ 447,226	$ 412,791	$ 373,520
Medicare	134,426	118,109	113,891
Medicaid	21,974	19,488	17,812
Workers Compensation/Personal Injury	29,083	25,393	23,210
Other	40,348	31,679	12,219
Service fee revenue, net of contractual allowances and discounts	673,057	607,460	540,652
Provision for bad debts	(25,904)	(22,339)	(21,995)
Net service fee revenue	$ 647,153	$ 585,121	$ 518,657