Commitments and Contingencies - Shareholder Actions (Details)			12 Months Ended
	Aug. 07, 2019 USD ($)	Aug. 07, 2018 USD ($) payment shares	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Loss Contingencies [Line Items]
Litigation settlement amount	$ 3,700,000
Settlement payment agreement standstill period		5 years
Unvested shares forfeited | shares		313,600
Settlement expense			$ 430,000	$ 1,030,000
Self insurance retention			1,000,000
Litigation with Chiconi, Klema, Bagley and Boyd
Loss Contingencies [Line Items]
Litigation settlement amount		$ 1,500,000
Number of litigation settlement amount payments | payment		9
Payment of litigation settlement amount		$ 83,333
Litigation with Chiconi, Klema, Bagley and Boyd | Boyd
Loss Contingencies [Line Items]
Payment of litigation settlement amount		$ 30,000
Settlement agreement
Loss Contingencies [Line Items]
Settlement expense			$ 400,000