Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Recently Adopted Accounting Pronouncements (Details)

v3.19.3
Summary of Significant Accounting Policies - Recently Adopted Accounting Pronouncements (Details)
$ in Thousands
Jan. 01, 2019
USD ($)
lease
Sep. 30, 2019
USD ($)
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]    
Operating lease liability   $ 20,403
Operating lease liability, short term   1,978
Operating lease liability, long term $ 100 $ 18,425
Lease operating, discounted borrowing rate   9.35%
Operating lease, right-of-use asset   $ 16,496
Accounting Standards Update 2016-02    
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]    
Lease practical expedient true  
Operating lease liability $ 2,200  
Operating lease liability, short term 1,100  
Operating lease liability, long term $ 1,100 15,800
Lease operating, discounted borrowing rate 10.00%  
Operating lease, right-of-use asset $ 1,500 $ 15,800
Deferred rent $ 700  
Number of immaterial capital leases classified as financing leases | lease 2