Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Additional Information (Details)

v3.20.2
Goodwill and Intangible Assets - Additional Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]          
Reporting units, fair value in excess of carrying amounts         15.00%
Gross Carrying Amount $ 26,447   $ 26,447   $ 26,966
Accumulated Amortization 25,215   25,215   25,352
Intangible assets, net 1,232   1,232   1,614
Amortization of intangible assets     356 $ 457  
Customer contracts          
Finite-Lived Intangible Assets [Line Items]          
Gross Carrying Amount 7,764   7,764   7,904
Accumulated Amortization 7,749   7,749   7,844
Amortization of intangible assets 22 $ 22 45 45  
Other intangible assets          
Finite-Lived Intangible Assets [Line Items]          
Amortization of intangible assets 158 $ 222 311 $ 412  
Customer relationships          
Finite-Lived Intangible Assets [Line Items]          
Gross Carrying Amount 12,441   12,441   12,749
Accumulated Amortization 11,253   11,253   11,236
Non-compete agreements          
Finite-Lived Intangible Assets [Line Items]          
Gross Carrying Amount 2,992   2,992   3,037
Accumulated Amortization 2,992   2,992   3,037
Technology          
Finite-Lived Intangible Assets [Line Items]          
Gross Carrying Amount 2,709   2,709   2,732
Accumulated Amortization 2,691   2,691   2,704
Trade names          
Finite-Lived Intangible Assets [Line Items]          
Gross Carrying Amount 541   541   544
Accumulated Amortization $ 530   $ 530   $ 531
Minimum | Customer contracts          
Finite-Lived Intangible Assets [Line Items]          
Acquired intangible assets useful life     1 year    
Minimum | Other intangible assets          
Finite-Lived Intangible Assets [Line Items]          
All other acquired intangible assets useful life     4 years    
Maximum | Customer contracts          
Finite-Lived Intangible Assets [Line Items]          
Acquired intangible assets useful life     5 years    
Maximum | Other intangible assets          
Finite-Lived Intangible Assets [Line Items]          
All other acquired intangible assets useful life     15 years