Other Income/(Expense) - Net (Tables)

9 Months Ended

Sep. 30, 2012

Other Income/(Expense) - Net [Abstract]

Schedule Of Other Income - Net Comprises

	Three months ended September 30,				Nine months ended September 30,
	2012		2011		2012		2011
Market value gains/(losses) on assets held in
deferred compensation trust	$	1,576	$	(2,011)	$	2,761	$	796
Loss on disposal of property and equipment		(80)		(79)		(228)		(68)
Interest income		291		74		401		197
Other - net		53		81		31		(44)
Other income/(expense) - net	$	1,840	$	(1,935)	$	2,965	$	881