Inventories (Tables)

12 Months Ended

Dec. 31, 2018

Inventories [Abstract]

Composition of Inventory

	December 31,
	2018		2017
Finished goods inventory at average cost:
Valves, automation, measurement and instrumentation	$	366	$	292
Carbon steel pipe, fittings and flanges		346		268
All other products		282		270
		994		830
Less: Excess of average cost over LIFO cost (LIFO reserve)		(157)		(95)
Less: Other inventory reserves		(40)		(34)
	$	797	$	701