Statements Of Cash Flows (Tables)

12 Months Ended

Dec. 31, 2016

Statements Of Cash Flows [Abstract]

Supplemental Disclosures Of Cash Flow Information

	Year Ended December 31
		2016		2015		2014
Interest received	$	1	$	1	$	1
Interest paid		568		437		432
Income taxes paid		196		263		132
Shares issued for director services in lieu of fees		-		-		1