Information about Contract Liabilities (Detail) - USD ($) $ in Thousands |
Jul. 01, 2018 |
Jan. 01, 2018 |
Dec. 31, 2017 |
---|---|---|---|
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] | |||
Deferred revenue and customer advances | $ 82,491 | $ 83,614 | |
Long-term deferred revenue and customer advances | 25,375 | $ 30,127 | |
ASU 2014-09 | |||
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] | |||
Deferred revenue and customer advances | 75,237 | $ 76,638 | |
Long-term deferred revenue and customer advances | 15,539 | 20,848 | |
ASU 2014-09 | Adjustments to Recognize Under Legacy GAAP | |||
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] | |||
Deferred revenue and customer advances | (7,254) | 5,853 | |
Long-term deferred revenue and customer advances | $ (9,836) | $ 4,527 |