Debt - Outstanding Borrowing under Master purchase agreement - Subnote (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Debt Instrument
Unarmortized Finance Cost	$ 1,058,106	$ (1,400,000)
Master Repurchase Agreement \| LIBOR
Debt Instrument
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate	0.99%

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_LongTermDebtPercentageBearingVariableInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant