Annual report pursuant to Section 13 and 15(d)

COMMITMENTS AND CONTINGENCIES - Operating leases (Details)

v3.19.1
COMMITMENTS AND CONTINGENCIES - Operating leases (Details) - Payments due by period [Member]
Dec. 31, 2018
USD ($)
Less than 1 year $ 117,000
1 to 3 years 20,000
3 to 5 years
Thereafter
Total $ 137,000