Leases

The Corporation leases certain warehouse and plant facilities and equipment. Commitments for minimum rentals under non-cancelable leases at the end of 2012 are as follows:



(In thousands)	Capitalized Leases		Operating Leases
2013	$	129	$	25,364
2014	129		23,782
2015	108		19,700
2016	—		16,985
2017	—		7,578
Thereafter	—		18,713
Total minimum lease payments	366		$	112,122
Less: amount representing interest	26
Present value of net minimum lease payments, including current maturities of $	$	340

Property, plant and equipment at year-end include the following amounts for capitalized leases:



(In thousands)	2012		2011		2010
Buildings	$	—	$	—	$	—
Machinery and equipment	—		—		10
Office equipment	570		570		156
	570		570		166
Less: allowances for depreciation	232		118		18
	$	338	$	452	$	148

Rent expense for the years 2012, 2011 and 2010, amounted to approximately $37.6 million, $29.1 million and $36.7 million, respectively. There was no contingent rent expense under either capitalized and operating leases (generally based on mileage of transportation equipment) for the years 2012, 2011, and 2010.