Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Loss - Schedule of Accumulated Other Comprehensive Loss (Details)

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Accumulated Other Comprehensive Loss - Schedule of Accumulated Other Comprehensive Loss (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Foreign currency items, Balance at Beginning     $ (92,000) $ (500,000)
Foreign currency items, Net current period change     (258,000) 193,000
Foreign currency items, Balance at End $ (350,000) $ (307,000) (350,000) (307,000)
Unrealized gain (losses) on investments, Balance at Beginning     (11,000)
Unrealized gain (losses) on investments, Net current period change     4,000 4,000
Unrealized gain (losses) on investments, Balance at End (7,000) 4,000 (7,000) 4,000
Accumulated other comprehensive income, Balance at Beginning     (103,000) (500,000)
Accumulated other comprehensive income, Net current period change (238,000) 134,000 (254,000) 197,000
Accumulated other comprehensive income, Balance at End $ (357,000) $ (303,000) $ (357,000) $ (303,000)