Financial Instruments - Schedule of Outstanding Foreign Currency Contracts (Details) - Foreign currency forward contracts - Foreign currency forward contracts $ in Thousands	Jun. 30, 2019 USD ($)
Derivatives Designated As Hedging Instruments | Buy Contracts
Derivative [Line Items]
Outstanding foreign currency contracts	$ 58,398
Derivatives Designated As Hedging Instruments | Buy Contracts | Japanese yen
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Buy Contracts | Euro
Derivative [Line Items]
Outstanding foreign currency contracts	43,776
Derivatives Designated As Hedging Instruments | Buy Contracts | Korean won
Derivative [Line Items]
Outstanding foreign currency contracts	14,622
Derivatives Designated As Hedging Instruments | Buy Contracts | British pound sterling
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Buy Contracts | Taiwan dollar
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Buy Contracts | Swiss franc
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Buy Contracts | Chinese renminbi
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Buy Contracts | Indian rupee
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Buy Contracts | Singapore dollar
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Sell Contracts
Derivative [Line Items]
Outstanding foreign currency contracts	115,844
Derivatives Designated As Hedging Instruments | Sell Contracts | Japanese yen
Derivative [Line Items]
Outstanding foreign currency contracts	115,844
Derivatives Designated As Hedging Instruments | Sell Contracts | Euro
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Sell Contracts | Korean won
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Sell Contracts | British pound sterling
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Sell Contracts | Taiwan dollar
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Sell Contracts | Swiss franc
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Sell Contracts | Chinese renminbi
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Sell Contracts | Indian rupee
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Designated As Hedging Instruments | Sell Contracts | Singapore dollar
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Not Designated as Hedging Instruments | Buy Contracts
Derivative [Line Items]
Outstanding foreign currency contracts	241,961
Derivatives Not Designated as Hedging Instruments | Buy Contracts | Japanese yen
Derivative [Line Items]
Outstanding foreign currency contracts	76,013
Derivatives Not Designated as Hedging Instruments | Buy Contracts | Euro
Derivative [Line Items]
Outstanding foreign currency contracts	23,964
Derivatives Not Designated as Hedging Instruments | Buy Contracts | Korean won
Derivative [Line Items]
Outstanding foreign currency contracts	7,778
Derivatives Not Designated as Hedging Instruments | Buy Contracts | British pound sterling
Derivative [Line Items]
Outstanding foreign currency contracts	45,783
Derivatives Not Designated as Hedging Instruments | Buy Contracts | Taiwan dollar
Derivative [Line Items]
Outstanding foreign currency contracts	28,992
Derivatives Not Designated as Hedging Instruments | Buy Contracts | Swiss franc
Derivative [Line Items]
Outstanding foreign currency contracts	26,694
Derivatives Not Designated as Hedging Instruments | Buy Contracts | Chinese renminbi
Derivative [Line Items]
Outstanding foreign currency contracts	14,390
Derivatives Not Designated as Hedging Instruments | Buy Contracts | Indian rupee
Derivative [Line Items]
Outstanding foreign currency contracts	9,473
Derivatives Not Designated as Hedging Instruments | Buy Contracts | Singapore dollar
Derivative [Line Items]
Outstanding foreign currency contracts	8,874
Derivatives Not Designated as Hedging Instruments | Sell Contracts
Derivative [Line Items]
Outstanding foreign currency contracts	36,732
Derivatives Not Designated as Hedging Instruments | Sell Contracts | Japanese yen
Derivative [Line Items]
Outstanding foreign currency contracts	36,732
Derivatives Not Designated as Hedging Instruments | Sell Contracts | Euro
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Not Designated as Hedging Instruments | Sell Contracts | Korean won
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Not Designated as Hedging Instruments | Sell Contracts | British pound sterling
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Not Designated as Hedging Instruments | Sell Contracts | Taiwan dollar
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Not Designated as Hedging Instruments | Sell Contracts | Swiss franc
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Not Designated as Hedging Instruments | Sell Contracts | Chinese renminbi
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Not Designated as Hedging Instruments | Sell Contracts | Indian rupee
Derivative [Line Items]
Outstanding foreign currency contracts	0
Derivatives Not Designated as Hedging Instruments | Sell Contracts | Singapore dollar
Derivative [Line Items]
Outstanding foreign currency contracts	$ 0