Derivative Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value

The fair values of our derivative instruments are as follows:

		Fair Value
	Balance Sheet Location	December 31, 2018		December 31, 2017
Derivatives Asset		(in thousands)
Derivatives designated as hedging instruments under Subtopic ASC 815-20
Interest rate swap contracts	Other current assets	$	1,866	$	658
Interest rate cap contracts	Other current assets	535		17
Cross currency swap contract	Other current assets	1,631		—
Interest rate swap contracts	Other long-term assets	746		1,712
Interest rate cap contracts	Other long-term assets	251		179
Cross currency swap contract	Other long-term assets	1,339		—
Derivatives not designated as hedging instruments under Subtopic ASC 815-20
Foreign exchange forward contracts	Other current assets	157		41
Interest rate cap contracts	Other current assets	—		25
Interest rate cap contracts	Other long-term assets	—		268
Total asset derivatives		$	6,525	$	2,900
Derivatives Liabilities
Derivatives not designated as hedging instruments under Subtopic ASC 815-20
Foreign exchange forward contracts	Other current liabilities	$	337	$	289

Accumulated OCI for Derivative and Nonderivative Instruments Designated as Hedging Instruments, Net of Tax

The change in AOCI, net of tax, for our derivative and nonderivative instruments designated as hedging instruments, net of tax, were as follows:

	2018			2017			2016
	(in thousands)
Net unrealized loss on hedging instruments at January 1,	$	(13,414	)	$	(14,337	)	$	(14,062	)
Unrealized gain (loss) on derivative instruments	2,586			360			(1,087		)
Realized (gains) losses reclassified into net income (loss)	(2,351		)	563			812
Net unrealized loss on hedging instruments at December 31,	$	(13,179	)	$	(13,414	)	$	(14,337	)

Offsetting Assets

A summary of the potential effect of netting arrangements on our financial position related to the offsetting of our recognized derivative assets and liabilities under master netting arrangements or similar agreements is as follows:

Offsetting of Derivative Assets
			Gross Amounts Not Offset in the Consolidated Balance Sheets
	Gross Amounts of Recognized Assets Presented in the Consolidated Balance Sheets		Derivative Financial Instruments			Cash Collateral Received		Net Amount
	(in thousands)
December 31, 2018	$	6,525	$	(103	)	$	—	$	6,422
December 31, 2017	$	2,900	$	(90	)	$	—	$	2,810

Offsetting Liabilities

Offsetting of Derivative Liabilities
			Gross Amounts Not Offset in the Consolidated Balance Sheets
	Gross Amounts of Recognized Liabilities Presented in the Consolidated Balance Sheets		Derivative Financial Instruments			Cash Collateral Pledged		Net Amount
	(in thousands)
December 31, 2018	$	337	$	(103	)	$	—	$	234
December 31, 2017	$	289	$	(90	)	$	—	$	199

Derivative Instruments, Gain (Loss)

The before-tax effects of our accounting for derivative instruments designated as hedges on the Consolidated Balance Sheets and the Consolidated Statements of Operations were as follows:

Derivatives in Subtopic ASC 815-20 Cash Flow Hedging Relationships	Amount of Gain (Loss) Recognized in OCI on Derivative								Gain (Loss) Reclassified from AOCI into Income
									Location	Amount
	2018		2017			2016				2018			2017			2016
	(in thousands)									(in thousands)
Interest rate swap contracts	$	1,306	$	768		$	(1,163	)	Interest expense	$	1,065		$	(706	)	$	(1,296	)
Interest rate cap contracts	18		(183		)	(605		)	Interest expense	(439		)	(210		)	(27		)
Cross currency swap contract	1,584		—			—			Interest expense	949			—			—
Cross currency swap contract	—		—			—			Other income (expense), net	932			—			—

Foreign Exchange Derivatives Not Designated As Hedging Instruments

The effect of our derivative instruments not designated as hedges on the Consolidated Statements of Operations was as follows:

Derivatives Not Designated as Hedging Instrument under Subtopic ASC 815-20	Location	Gain (Loss) Recognized in Income on Derivative
		2018		2017			2016
		(in thousands)
Foreign exchange forward contracts	Other income (expense), net	$	3,448	$	(6,281	)	$	537
Interest rate cap contracts	Interest expense	377		(274		)	129