Revenue recognition - Contract assets and liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Jul. 01, 2018
Revenue from Contract with Customer [Abstract]
Contract assets, current (included within Prepaid expenses and other)	$ 16,634
Contract assets, noncurrent (included within Investments and other assets)	2,098
Total contract assets	18,732
Contract liabilities, current (included within Other accrued liabilities)	(62,520)
Contract liabilities, noncurrent (included within Other liabilities)	(535)
Total contract liabilities	(63,055)
Net contract (liabilities)	$ (44,323)	$ (17,000)

Contract With Customer, Net Asset (Liability)

No definition available.

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- Definition

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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- Definition

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

+ References

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- Definition

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent.

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