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
Summary Of Significant Accounting Policies Details
Commercial Insurance/Managed Care Capitation	$ 40,220	$ 32,302	$ 32,054
Medicare	12,089	9,242	9,774
Medicaid	1,976	1,525	1,529
Workers Compensation/Personal Injury	2,615	1,987	1,992
Other	1,221	1,155	973
Service fee revenue, net of contractual allowances and discounts	58,122	46,212	46,321
Provision for bad debts	2,752	2,211	2,112
Net service fee revenue	$ 55,370	$ 44,001	$ 44,209