Cash and Cash Equivalents (Tables)

12 Months Ended

Dec. 31, 2018

Subclassifications of assets, liabilities and equities [abstract]

Schedule of cash and cash equivalents

($000s)	December 31, 2018		December 31, 2017
Cash	$	33,893	$	46,051
Cash equivalents	17,812		1,398
Cash and cash equivalents	$	51,705	$	47,449