Subsequent Events (Details)			1 Months Ended	12 Months Ended
	Feb. 25, 2020 USD ($)	Feb. 14, 2020 USD ($)	Feb. 29, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Subsequent Event [Line Items]
Litigation contingency expense				$ 3,100,000	$ 6,400,000	$ 0
Violations of False Claims Act | Subsequent event
Subsequent Event [Line Items]
Litigation contingency expense		$ 9,500,000	$ 9,500,000
Settlement, payment period		5 years	5 years
Settlement agreement, term			5 years
Sixth Amendment | Revolving Credit Facility | Subsequent event
Subsequent Event [Line Items]
Minimum fixed charge coverage ratio, per quarter	1.01
Debt Instrument, Redemption, Period One | Sixth Amendment | Revolving Credit Facility | Subsequent event
Subsequent Event [Line Items]
Minimum adjusted EBITA required	$ 9,500,000
Debt Instrument, Redemption, Period Two | Sixth Amendment | Revolving Credit Facility | Subsequent event
Subsequent Event [Line Items]
Minimum adjusted EBITA required	3,250,000
Debt Instrument, Redemption, Period Three | Sixth Amendment | Revolving Credit Facility | Subsequent event
Subsequent Event [Line Items]
Minimum adjusted EBITA required	6,500,000
Debt Instrument, Redemption, Period Four | Sixth Amendment | Revolving Credit Facility | Subsequent event
Subsequent Event [Line Items]
Minimum adjusted EBITA required	9,750,000
Debt Instrument, Redemption, Period Five | Sixth Amendment | Revolving Credit Facility | Subsequent event
Subsequent Event [Line Items]
Minimum adjusted EBITA required	$ 13,000,000