Quarterly report pursuant to Section 13 or 15(d)

Revenue - Narrative (Details)

v3.10.0.1
Revenue - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended
Sep. 30, 2018
Jul. 01, 2018
Jun. 30, 2018
Retained Earnings Adjustments [Line Items]      
Effect on retained earnings for new accounting pronouncement $ 1,027,370   $ 1,056,445
Standard warranty coverage period 12 months    
Revenue, description of timing The Company’s payment terms and conditions vary by contract type, although terms generally include a requirement of payment of 70% to 90% of total contract consideration within 30 to 60 days of shipment, with the remainder payable within 30 days of acceptance    
Revenue recognized in excess of amount billed to customer $ 13,700    
Decrease in contract assets, reclassified to accounts receivable 13,000    
Revenue recognized, included in contract liabilities at beginning of period 279,000    
Accounting Standards Update 2014-09 | Effect of changes      
Retained Earnings Adjustments [Line Items]      
Effect on retained earnings for new accounting pronouncement $ 86,208 $ (21,000)  
Accounting Standards Update 2014-09 | Effect if changes, Deferral of estimated fair value of warranty service      
Retained Earnings Adjustments [Line Items]      
Effect on retained earnings for new accounting pronouncement   (97,000)  
Accounting Standards Update 2014-09 | Effect of changes, Reversal of warranty expense      
Retained Earnings Adjustments [Line Items]      
Effect on retained earnings for new accounting pronouncement   37,000  
Accounting Standards Update 2014-09 | Effect of changes, Timing of transfer of control      
Retained Earnings Adjustments [Line Items]      
Effect on retained earnings for new accounting pronouncement   $ 26,000