Other Intangible, Net and Goodwill (Tables)

3 Months Ended

Mar. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	Amortization period (years)	Gross Amount		Accumulated Amortization		Net intangible assets
		(in thousands)
Customer relationships	15-20	$	23,000	$	4,859	$	18,141
Tradename	0.5-6	12,900		8,860		4,040
Covenants not to compete	1-10	5,300		3,333		1,967
		$	41,200	$	17,052	$	24,148