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Summary Of Balance Sheet Information Related To Operating Leases (Detail) $ in Thousands	Jun. 30, 2019 USD ($)
Operating Leases
ROU assets	$ 190,530
Current portion of long-term obligations	59,644
Operating lease liabilities	129,636
Total operating lease liabilities	$ 189,280
Weighted Average Remaining Lease Term (in years)
Operating leases	3 years 8 months 12 days
Weighted Average Discount Rate
Operating leases	4.53%

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