Revenue Revenue (Tables)

6 Months Ended

Dec. 31, 2018

Contract with Customer, Asset and Liability [Abstract]

Contract with Customer, Asset and Liability [Table Text Block]

The following table provides information about CIE and BIE:

	December 31, 2018			June 30, 2018			Change
	(in thousands)
Costs and estimated earnings in excess of billings on uncompleted contracts	$	72,694		$	76,632		$	(3,938	)
Billings on uncompleted contracts in excess of costs and estimated earnings	(115,366		)	(120,740		)	5,374
Net contract liabilities	$	(42,672	)	$	(44,108	)	$	1,436

Disclosure Customer Contracts Additional Information [Abstract]

Gross and Net Amount of Uncompleted Contracts

Gross amounts of contact assets and liabilities on uncompleted contracts are as follows:

	December 31, 2018			June 30, 2018
	(in thousands)
Costs incurred and estimated earnings recognized on uncompleted contracts	$	2,089,319		$	2,081,799
Billings on uncompleted contracts	2,131,991			2,125,907
Net contract liabilities	$	(42,672	)	$	(44,108	)

Disaggregation of Revenue [Abstract]

Disaggregation of Revenue [Table Text Block]

The following table presents revenue disaggregated by the geographic area where the work was performed:

	Three Months Ended				Six Months Ended
	December 31, 2018		December 31, 2017		December 31, 2018		December 31, 2017
	(In thousands)
United States	$	329,513	$	259,072	$	639,650	$	480,845
Canada	9,714		22,996		16,795		69,855
Other international	1,341		843		2,634		2,121
Total Revenue	$	340,568	$	282,911	$	659,079	$	552,821