Note 17 - Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Multiemployer Plan [Table Text Block]

			Pension Protection Act (“PPA”) Certified Zone Status (1)				Contributions
Pension Trust Fund	Pension Plan Employer Identification Number		2019		2018	FIP / RP Status Pending / Implemented (2)	2019		2018		2017		Surcharge Imposed	Expiration Date of Collective Bargaining Agreement (3)
Locals 302 and 612 IUOE-Employers Construction Industry Retirement Plan		91-6028571		Green	Green	No	$	5,479	$	4,726	$	3,646	No	5/31/2021 5/31/2022 3/31/2023
Pension Trust Fund for Operating Engineers Pension Plan		94-6090764		Yellow	Yellow	Yes		10,569		11,363		10,431	No	5/15/2020 6/15/2020 6/30/2020 9/30/2020 1/31/2021 6/20/2021 10/31/2021 6/30/2022
All other funds (48 as of December 31, 2019)								28,981		27,822		22,707
					Total Contributions:		$	45,029	$	43,911	$	36,784