Claim period.

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- Definition

Debt instrument premium percentage.

+ References

No definition available.

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- Definition

LIBOR period.

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-SubTopic 30
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- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

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- Definition

Amount, after accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

+ Details

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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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- Definition

Gross amount of debt extinguished.

+ References

No definition available.

+ Details

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Balance Type:	debit
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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

The effective interest rate during the reporting period.

+ References

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- Definition

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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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

+ References

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- Definition

Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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- Definition

Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer.

+ References

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- Definition

Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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Debt - Additional Information (Detail) - USD ($)		3 Months Ended	6 Months Ended	12 Months Ended
Debt - Additional Information (Detail) - USD ($)	Apr. 03, 2017	Jun. 30, 2017	Jun. 30, 2017	Dec. 31, 2016	Dec. 31, 2015
Line of Credit Facility [Line Items]
Loss on debt extinguishment		$ (39,639,000)	$ (39,639,000)
Write-off of unamortized debt issuance costs			8,054,000	$ 2,589,000	$ 19,173,000
Incremental Term Loan [Member]
Line of Credit Facility [Line Items]
Debt instrument face amount	$ 300,000,000	$ 300,000,000	$ 300,000,000
Interest rate	0.75%
LIBOR Period	1 month		1 month
Basis spread on variable rate	3.75%		3.75%
Debt maturity date	Apr. 03, 2021
Debt instrument periodic payment	$ 3,000,000
Debt instrument frequency of periodic payment			Quarterly
Debt instrument, premium percentage		1.00%	1.00%
Senior Secured Revolving Facility [Member]
Line of Credit Facility [Line Items]
Loss on debt extinguishment	2,500,000
Write-off of unamortized debt issuance costs	800,000
Borrowings		$ 143,000,000	$ 143,000,000
Senior secured revolving credit facility current borrowing capacity	100,000,000
Debt issuance costs	6,500,000
Direct reduction to carrying amount of debt	4,000,000
Senior Notes [Member]
Line of Credit Facility [Line Items]
Outstanding amount of notes redeemed	281,600,000
Loss on debt extinguishment	36,300,000
Cash paid for call premium	31,600,000
Write-off of unamortized debt issuance costs	$ 4,700,000
French Safeguard [Member]
Line of Credit Facility [Line Items]
Interest rate		0.00%	0.00%
French Safeguard Obligations		$ 388,000	$ 388,000	$ 358,000
Current maturities of French Safeguard obligations		100,000	100,000
Noncurrent maturities of French Safeguard obligations		$ 300,000	$ 300,000
Chinese [Member]
Line of Credit Facility [Line Items]
Lines of credit annual interest rate			4.60%
Minimum [Member] \| Incremental Term Loan [Member]
Line of Credit Facility [Line Items]
Interest rate		0.75%	0.75%
Minimum [Member] \| French Safeguard [Member]
Line of Credit Facility [Line Items]
Creditor's claim period			10 years
Minimum [Member] \| Brazilian [Member]
Line of Credit Facility [Line Items]
Lines of credit annual interest rate			2.50%
Maximum [Member] \| Brazilian [Member]
Line of Credit Facility [Line Items]
Lines of credit annual interest rate			6.00%