Investment in Affiliates, Net Investment in Affiliates, Net (Tables)

12 Months Ended

Dec. 31, 2012

Equity Method Investments and Joint Ventures [Abstract]

Summarized Financial Information of Joint Venture

Summarized financial information for this investment (assuming a 100% ownership interest) is as follows: 

(in thousands)	2012		2011
Balance sheets
Total assets	$	64,960	$	78,104
Total liabilities	$	47,538	$	47,164

(in thousands)	2012		2011		2010
Statements of operations
Total revenues	$	465,227	$	391,500	$	472,646
Expenses and other	377,455		304,444		347,652
Net income attributable to RELS LLC	$	87,772	$	87,056	$	124,994
CLGX equity in earnings of affiliate	$	43,974	$	43,615	$	62,622