Disposed and Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2017

Discontinued Operations and Disposal Groups [Abstract]

Results of discontinued operations [Table Text Block]

Summarized results of the Company’s discontinued operations were as follows:

	Year Ended December 31,
	2015
Revenue	$	72,869
Gain on sale, including impairments, net of tax	265,550
Earnings from operations before taxes	8,222
Benefit for income taxes	176
Earnings from operations, net of tax	8,398
Earnings from discontinued operations, net of tax	$	273,948