Inventories (Tables)

3 Months Ended

Mar. 31, 2020

Inventories [Abstract]

Composition of Inventory

	March 31,		December 31,
	2020		2019
Finished goods inventory at average cost:
Valves, automation, measurement and instrumentation	$	355	$	355
Carbon steel pipe, fittings and flanges		246		268
All other products		277		268
		878		891
Less: Excess of average cost over LIFO cost (LIFO reserve)		(152)		(155)
Less: Other inventory reserves		(35)		(35)
	$	691	$	701