Derivative Instruments - Pre-Tax Effects of the Peso Forward Contracts (Details) $ in Thousands	3 Months Ended
Sep. 30, 2018 USD ($)
Pre-tax effects of the Mexican peso forward contracts
Realized Gain	$ 172
Unrealized Gain	225
Not Designated as Hedging Instrument \| Other Expense, Net
Pre-tax effects of the Mexican peso forward contracts
Realized Gain	172
Unrealized Gain	$ 225

The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.13(h))
-URI http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration