Inventories (Tables)

6 Months Ended

Jun. 30, 2012

Inventories [Abstract]

Inventories used in determining cost of sales

Inventories used in determining cost of sales were as follows (in thousands of dollars):

	June 30,		December 31,
	2012		2011
Gross inventories @ FIFO:
Finished goods	$	30,976	$	11,914
Work in progress		32,039		27,749
Raw materials & component parts		172,612		144,731
Maintenance, tooling & supplies		18,321		17,001
Total gross inventories @ FIFO		253,948		201,395
Less reserves:
LIFO		34,303		32,103
Valuation		4,024		3,144
Total inventories as reported	$	215,621	$	166,148