Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2019

Fair Value Disclosures [Abstract]

Summary of Financial Assets and Liabilities Accounted for at Fair Value

The table below sets forth, by level, the Company’s financial assets and liabilities that are recorded at fair value in the accompanying Condensed Consolidated Balance Sheet: 

	March 31, 2019
	Total		Level 1		Level 2		Level 3
	(In thousands)
Assets:
Investments in marketable securities	$	164,664	$	94,607	$	70,057	$	—
Derivatives	6,249		3,063		2,335		851
Total assets	$	170,913	$	97,670	$	72,392	$	851
Liabilities:
Derivatives	$	—	$	—	$	—	$	—

Summary of Change in the Fair Values of Financial Instruments Categorized as Level 3

The following table summarizes the change in the fair values of financial instruments categorized as Level 3.

	Three Months Ended March 31, 2019
	(In thousands)
Balance, beginning of period	$	532
Realized and unrealized gains recognized in earnings, net	(144		)
Purchases	463
Issuances	—
Settlements	—
Ending balance	$	851