Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2012

Fair Value Measurements [Abstract]

Assets And Liabilities Measured At Fair Value On A Recurring Basis

				2012								2011
		Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Assets
Deferred compensation	$	4,540	$	4,540	$	-	$	-	$	2,564	$	2,564	$	-	$	-
Unrealized gain on
derivative instruments		223		-		223		-		-		-		-		-
Total assets	$	4,763	$	4,540	$	223	$	-	$	2,564	$	2,564	$	-	$	-
Liabilities
Contingent consideration	$	11,519	$	-	$	-	$	11,519	$	14,561	$	-	$	-	$	14,561
Deferred compensation		7,015		7,015		-		-		4,468		4,468		-		-
Unrealized loss on
derivative instruments		-		-		-		-		436		-		436		-
Total liabilities	$	18,534	$	7,015	$	-	$	11,519	$	19,465	$	4,468	$	436	$	14,561

Schedule Of Non-Recurring Losses Recognized Using Fair Value Measurements And The Carrying Value Of Any Assets And Liabilities Measured Using Fair Value Estimates

	2012				2011				2010
	Carrying		Non-Recurring		Carrying		Non-Recurring		Carrying		Non-Recurring
	Value		Losses		Value		Losses		Value		Losses
Assets
Vacant owned facilities $		5,009	$	523	$	10,031	$	-	$	11,559	$	373
Other intangible assets		-		1,228		-		-		-		-
Net assets of acquired
businesses		1,345		-		38,389		-		24,736		-
Total assets	$	7,354	$	1,751	$	48,420	$	-	$	36,295	$	373
Liabilities
Vacant leased facilities	$	-	$	50	$	399	$	203	$	932	$	87
Total liabilities	$	-	$	50	$	399	$	203	$	932	$	87