Note 6 - Unearned Revenue

9 Months Ended

Sep. 30, 2019

Notes to Financial Statements

Unearned Revenue From Unsatisfied Performance Obligations [Text Block]

6.  Unearned Revenue

The following tables present our unearned revenue as of the respective periods (in thousands):

September 30, 2019	Transportation		Water		Specialty		Total
California	$	535,139	$	19,594	$	96,961	$	651,694
Federal		14,699		1,181		177,686		193,566
Heavy Civil		1,595,092		48,952		245,478		1,889,522
Midwest		207,555		70		137,991		345,616
Northwest		276,090		1,880		74,959		352,929
Water and Mineral Services		—		159,874		—		159,874
Total	$	2,628,575	$	231,551	$	733,075	$	3,593,201

June 30, 2019
California	$	590,641	$	14,382	$	119,152	$	724,175
Federal		80		1,350		146,516		147,946
Heavy Civil		1,751,819		12,146		—		1,763,965
Midwest		204,749		110		158,378		363,237
Northwest		374,148		710		93,411		468,269
Water and Mineral Services		—		224,720		—		224,720
Total	$	2,921,437	$	253,418	$	517,457	$	3,692,312

September 30, 2018
California	$	299,242	$	11,297	$	50,283	$	360,822
Federal		23		—		145,483		145,506
Heavy Civil		1,678,637		26,914		—		1,705,551
Midwest		91,144		405		235,190		326,739
Northwest		242,666		10		70,600		313,276
Water and Mineral Services		—		211,531		—		211,531
Total	$	2,311,712	$	250,157	$	501,556	$	3,063,425