Subsequent Events (Details)	1 Months Ended		6 Months Ended
	Jul. 31, 2020	Aug. 31, 2019	Jun. 30, 2020 $ / shares	Jul. 15, 2020 item $ / shares shares	Dec. 31, 2019 $ / shares	Aug. 05, 2019 shares
Subsequent events
Common stock, par value | $ / shares			$ 0.0001		$ 0.0001
2019 Credit Facility
Subsequent events
Number of shares the warrant can be converted to | shares						9,375
2019 Credit Facility | Prime Rate
Subsequent events
Effective interest rate			4.75%
2019 Credit Facility - Term Loan
Subsequent events
Effective interest rate			8.66%
Number of months of interest only payment		12 months	12 months
2019 Credit Facility - Term Loan | Prime Rate
Subsequent events
Interest rate, negative basis spread percentage		0.75%
Effective interest rate		4.75%
2019 Credit Facility - Revolving Line Of Credit
Subsequent events
Interest rate, basis spread percentage		1.50%
Effective interest rate			10.57%
2019 Credit Facility - Revolving Line Of Credit | Prime Rate | Minimum
Subsequent events
Interest rate, basis spread percentage		6.75%
Effective interest rate			6.75%
Subsequent Events
Subsequent events
Common stock, par value | $ / shares				$ 0.01
Subsequent Events | 2019 Credit Facility
Subsequent events
Number of shares the warrant can be converted to | shares				21,500
Number of sophisticated investors | item				1
Subsequent Events | 2019 Credit Facility - Term Loan
Subsequent events
Number of months of interest only payment	16 months
Reduction of interest rate floor	1.00%
Subsequent Events | 2019 Credit Facility - Term Loan | Prime Rate
Subsequent events
Interest rate, negative basis spread percentage	0.75%
Effective interest rate	3.75%
Subsequent Events | 2019 Credit Facility - Revolving Line Of Credit
Subsequent events
Reduction of interest rate floor	2.00%
Subsequent Events | 2019 Credit Facility - Revolving Line Of Credit | Prime Rate
Subsequent events
Interest rate, basis spread percentage	1.50%
Effective interest rate	4.75%