Derivative Instruments (Details) - USD ($)
$ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
| Derivative [Line Items] |
|
|
| Derivative, notional amount |
$ 51,500
|
|
| Interest rate swap | Cash flow hedging | Designated as hedging instrument | Other accrued liabilities |
|
|
| Derivative [Line Items] |
|
|
| Interest rate swap liabilities designated as cash flow hedge |
86
|
$ 15
|
| Interest rate swap | Cash flow hedging | Designated as hedging instrument | Other non-current assets |
|
|
| Derivative [Line Items] |
|
|
| Interest rate swap assets designated as cash flow hedge |
$ 259
|
|
| Interest rate swap | Cash flow hedging | Designated as hedging instrument | Other non-current liabilities |
|
|
| Derivative [Line Items] |
|
|
| Interest rate swap liabilities designated as cash flow hedge |
|
$ 28
|