Debt - Outstanding Debt (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Debt Disclosure [Abstract]
Senior Notes	$ 395,114	$ 394,399
Medium-term Notes	326,061	328,485
Line of Credit Facility, Fair Value of Amount Outstanding	0	50,000
Finance Lease, Liability	29,773	10,297
Other borrowings	56,680	47,947
Total debt	807,628	831,128
Less current portion	(61,449)	(101,323)
Total long-term debt	$ 746,179	$ 729,805

Amount of short-term and long-term debt and lease obligation.

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Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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Fair value of the amount outstanding under the credit facility.

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Amount of long-term debt and lease obligation, classified as noncurrent.

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Including the current and noncurrent portions, carrying value at the balance sheet date of a financial instrument used to receive debt funding on a regular basis with original maturities ranging from 5-10 years.

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The carrying amount as of the balance sheet date for the aggregate of other miscellaneous borrowings owed by the reporting entity.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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