Derivatives and Hedging (Tables)

12 Months Ended

Dec. 31, 2020

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Summary of Fair Value of Derivative Instruments by Contract Type and Location of Asset and/or Liability on Consolidated Condensed Balance Sheets

The following table summarizes the fair value of the Company's foreign currency forward contracts, cross-currency debt swap contracts and interest rate hedge contracts as well as the location of the asset and/or liability on the consolidated balance sheets at December 31, 2020 and 2019 (in thousands):

		Fair Value of Asset Derivatives
		December 31,
	Balance Sheet Location	2020		2019
Derivatives designated as cash flow hedging instruments:
Foreign currency forward contracts	Other current assets	$	37	$	53
Cross-currency debt swap contracts	Other current assets	—		6,163
		$	37	$	6,216
Derivatives not designated as hedging instruments:
Foreign currency forward contracts	Other current assets	53		8
Total asset position		$	90	$	6,224

		Fair Value of Liability Derivatives
		December 31,
	Balance Sheet Location	2020		2019
Derivatives designated as cash flow hedging instruments:
Foreign currency forward contracts	Accounts payable and accrued expenses	$	38	$	24
Cross-currency debt swap contracts	Accounts payable and accrued expenses	—		25
Interest rate hedge contracts	Accounts payable and accrued expenses	4,780		1,865
Interest rate hedge contracts	Other long-term liabilities	13,142		7,030
		17,960		8,944
Derivatives not designated as hedging instruments:
Foreign currency forward contracts	Accounts payable and accrued expenses	1,515		741
Total liability position		$	19,475	$	9,685

Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location

The following tables summarize the net effect of all cash flow hedges on the consolidated financial statements for the year ended December 31, 2020, 2019, and 2018 (in thousands):

	Net Gain (Loss) Recognized in Accumulated Other Comprehensive Income (Loss) (Effective Portion)
	Year Ended December 31,
Derivatives designated as cash flow hedging instruments	2020		2019		2018
Foreign currency forward contracts	$	756	$	1,033	$	389
Cross-currency debt swap contracts	15,081		11,212		—
Interest rate hedge contracts	(12,881)		(9,434)		—
	$	2,956	$	2,811	$	389

	Net Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Earnings (Effective Portion)
	Year Ended December 31,
Derivatives designated as cash flow hedging instruments	2020		2019		2018
Foreign currency forward contracts	$	1,028	$	1,165	$	236
Cross-currency debt swap contracts	18,510		7,783		—
Interest rate hedge contracts	(3,852)		(552)		—
	$	15,686	$	8,396	$	236

Location of Gains and Losses in Consolidated Condensed Statements of Operations that were Recognized and Derivative Contract Type

The following table summarizes the location of gains on the consolidated statements of operations that were recognized during the years ended December 31, 2020, 2019 and 2018, in addition to the derivative contract type (in thousands):

		Amount of Net Gain Recognized in Income on Derivative Instruments
Derivatives not designated as hedging instruments	Location of Net gain recognized in  income on derivative instruments	Years Ended December 31,
		2020		2019		2018
Foreign currency forward contracts	Other income, net	$	2,156	$	4,176	$	9,705