Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
Mar. 31, 2016 |
|
| Statement Of Income And Comprehensive Income [Abstract] | |||
| Net (loss) income | $ (9,844) | $ 5,023 | $ 6,131 |
| Other comprehensive income: | |||
| Foreign currency translation adjustment | 344 | (251) | (150) |
| Defined benefit pension and other postretirement plans, net of income tax provision (benefit) of $476, $1,364, and $(804), for the years ended March 31, 2018, 2017 and 2016, respectively | 1,668 | 2,493 | (1,470) |
| Total other comprehensive income | 2,012 | 2,242 | (1,620) |
| Total comprehensive (loss) income | $ (7,832) | $ 7,265 | $ 4,511 |
| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|