Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current Assets:
Accounts receivable, allowance for doubtful accounts	$ 42	$ 42
Shareholders’ Equity:
Common shares, shares authorized	480,000,000	480,000,000
Common shares, shares issued	126,492,061	126,773,097
Common shares, shares outstanding	126,492,061	126,773,097