Rental expense and commitments (Tables)

12 Months Ended

Dec. 31, 2012

Operating Leased Assets [Line Items]

Schedule Of Future Minimum Rental Payments For Operating Leases Table Text Block

Year		Minimum payments[1]
		(In thousands)
2013	$	34,853
2014		33,013
2015		32,065
2016		28,793
2017		23,445
Later years		162,462
	$	314,631