Inventories and natural gas in storage (Tables)

6 Months Ended

Jun. 30, 2014

Inventory Disclosure [Abstract]

Inventories

Inventories consisted of:

	June 30, 2014		June 30, 2013		December 31, 2013
	(In thousands)
Aggregates held for resale	$	112,129	$	103,503	$	101,568
Asphalt oil	76,525		91,837		38,099
Materials and supplies	70,938		74,648		69,808
Merchandise for resale	25,507		27,330		21,720
Natural gas in storage (current)	10,903		14,287		16,417
Other	35,420		34,280		34,779
Total	$	331,422	$	345,885	$	282,391