Business Combinations Business Combinations (Tables)

3 Months Ended

Mar. 30, 2019

Business Acquisition [Line Items]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

The following table summarizes the preliminary purchase price allocation of the estimated fair values of the assets acquired and liabilities assumed:

	Three Months Ended			Year Ended
	March 30, 2019			December 31, 2018
Detail of acquisitions:
Assets acquired:
Receivables	$	41		$	1,311
Operating supplies	79			23
Prepaid expense	13			89
Equipment	830			4,079
Intangibles	1,861			4,895
Goodwill	1,232			2,840
Liabilities assumed	(245		)	(2,381		)
Debt issued for purchases of businesses	(895		)	(2,402		)
Cash paid	$	2,916		$	8,461