Fair Value Measurements - Additional Information (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended |
---|---|---|
Sep. 30, 2017 |
Sep. 30, 2017 |
|
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] | ||
Goodwill and long-lived asset impairment | $ 4,700 | |
Goodwill impairment loss | 3,969 | $ 3,969 |
Impairment charges on long lived assets | $ 700 |
X | ||||||||||
- Definition Impairment of Goodwill and Long Lived Assets No definition available.
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). Reference 1: http://www.xbrl.org/2003/role/presentationRef
|