Annual report pursuant to Section 13 and 15(d)

SIGNIFICANT ACCOUNTING POLICIES - Finite Lived Intangible Assets Estimated Economic Lives (Details)

v3.21.1
SIGNIFICANT ACCOUNTING POLICIES - Finite Lived Intangible Assets Estimated Economic Lives (Details)
 12 Months Ended
Dec. 31, 2016
Patents | Minimum  
Finite Lived Intangible Assets [Line Items]  
Finite lived intangible assets useful life 4 years
Patents | Maximum  
Finite Lived Intangible Assets [Line Items]  
Finite lived intangible assets useful life 20 years
Client Relationships | Minimum  
Finite Lived Intangible Assets [Line Items]  
Finite lived intangible assets useful life 9 years
Client Relationships | Maximum  
Finite Lived Intangible Assets [Line Items]  
Finite lived intangible assets useful life 22 years
Trademarks  
Finite Lived Intangible Assets [Line Items]  
Finite lived intangible assets useful life 30 years
Non-compete Agreements  
Finite Lived Intangible Assets [Line Items]  
Finite lived intangible assets useful life 9 years
Internally-developed Software  
Finite Lived Intangible Assets [Line Items]  
Finite lived intangible assets useful life 3 years