Derivative Financial Instruments - Summary of the Fair Value Amounts of Derivative Instruments (Details) - Recurring - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Derivatives, Fair Value [Line Items]
Derivative assets	$ 1,588	$ 1,087
Derivative liabilities	267	57
Interest Rate Swaps
Derivatives, Fair Value [Line Items]
Derivative assets	1,588	1,061
Forward Currency Contracts
Derivatives, Fair Value [Line Items]
Derivative assets	0	26
Derivative liabilities	267	57
Significant Observable Inputs (Level 2)
Derivatives, Fair Value [Line Items]
Derivative assets	1,588	1,087
Derivative liabilities	267	57
Net derivative asset (liability)	1,321	1,030
Significant Observable Inputs (Level 2) \| Interest Rate Swaps
Derivatives, Fair Value [Line Items]
Derivative assets	1,588	1,061
Significant Observable Inputs (Level 2) \| Forward Currency Contracts
Derivatives, Fair Value [Line Items]
Derivative assets	0	26
Derivative liabilities	267	57
Designated as Hedging Instrument \| Significant Observable Inputs (Level 2)
Derivatives, Fair Value [Line Items]
Derivative assets	1,588	1,061
Derivative liabilities	143	57
Designated as Hedging Instrument \| Significant Observable Inputs (Level 2) \| Interest Rate Swaps \| Other non-current assets
Derivatives, Fair Value [Line Items]
Derivative assets	1,588	1,061
Designated as Hedging Instrument \| Significant Observable Inputs (Level 2) \| Forward Currency Contracts \| Accrued expenses
Derivatives, Fair Value [Line Items]
Derivative liabilities	143	57
Not Designated as Hedging Instrument \| Significant Observable Inputs (Level 2)
Derivatives, Fair Value [Line Items]
Derivative assets	0	26
Derivative liabilities	124	0
Not Designated as Hedging Instrument \| Significant Observable Inputs (Level 2) \| Forward Currency Contracts \| Accrued expenses
Derivatives, Fair Value [Line Items]
Derivative liabilities	124	0
Not Designated as Hedging Instrument \| Significant Observable Inputs (Level 2) \| Forward Currency Contracts \| Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Derivative assets	$ 0	$ 26

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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- Definition

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

+ References

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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