Other Income and Other Expense (Tables)

12 Months Ended

Dec. 31, 2011

Other Income and Other Expense

Detail of other income and other expense

	2011			2010			2009
Other income:
Interest income	$	1,850		$	3,255		$	1,503
Investment gains — net	1,165			2,797			2,512
Miscellaneous	96			335			1,144
Total other income	$	3,111		$	6,387		$	5,159
Other expense:
Non-operating costs	$	(7,037	)	$	(6,831	)	$	(6,675	)
Miscellaneous	(3,414		)	(3,090		)	(7,625		)
Total other expense	$	(10,451	)	$	(9,921	)	$	(14,300	)