XML 53 R37.htm IDEA: XBRL DOCUMENT v3.19.1
Commitments and Contingencies - Purchase Obligations (Details)
Dec. 31, 2018
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
2019 $ 2,082,183
2020 0
2021 0
2022 0
2023 0
Thereafter 0
Total $ 2,082,183