Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Current Assets:
Accounts receivable, allowance for doubtful accounts	$ 622	$ 673
Shareholders’ Equity:
Common shares, shares authorized	480,000,000	480,000,000
Common shares, shares issued	126,529,693	126,257,870
Common shares, shares outstanding	126,529,693	126,257,870