Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Instruments - Fair Value By Balance Sheet Location (Details)

v3.19.2
Derivative Financial Instruments - Fair Value By Balance Sheet Location (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Derivatives designated as cash flow hedging instruments:    
Derivative [Line Items]    
Total derivative assets $ 363 $ 923
Total derivative liabilities 2,469 413
Other assets | Derivatives designated as cash flow hedging instruments: | Interest rate swap agreements    
Derivative [Line Items]    
Total derivative assets 246 923
Other current assets | Derivatives designated as cash flow hedging instruments: | Foreign exchange currency contracts    
Derivative [Line Items]    
Total derivative assets 117 0
Other long-term liabilities | Interest rate swap agreements    
Derivative [Line Items]    
Total derivative liabilities $ 2,469 $ 413