SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Property and Equipment
Total property and equipment, gross	$ 151,016	$ 180,576
Accumulated depreciation	(103,625)	(132,579)	[1]
Total property and equipment	47,391	47,997	[1]
Home office building
Property and Equipment
Useful life	39 years
Total property and equipment, gross	72,587	72,148
Furniture
Property and Equipment
Useful life	10 years
Office equipment and machines
Property and Equipment
Useful life	5 years
Software and computers
Property and Equipment
Useful life	3 years
Data processing equipment
Property and Equipment
Total property and equipment, gross	29,209	56,928
Other, principally furniture and equipment
Property and Equipment
Total property and equipment, gross	$ 49,220	$ 51,500

[1] Recast from previously reported information