Summary of Accounting Policies Results of Operations for Acquisitions (Tables)

6 Months Ended

Jun. 30, 2019

Accounting Policies [Abstract]

Acquisition results [Table Text Block]

For the quarter and six months ended June 30, 2019, these acquisitions generated the following operating revenue and income:

	Three Months Ended June 30, 2019					Six Months Ended June 30, 2019
	Operating Revenue		Operating Income			Operating Revenue		Operating Income
(in thousands)
Marlin Gas Services	$	1,108	$	48		$	3,541	$	1,423
Ohl propane acquisition	$	174	$	(61	)	$	997	$	212