Rendering

Component: (Network and Table)
Network
100780 - Disclosure - Stockholders' Equity - Company's Unvested Restricted Stock Grants (Detail)
(http://www.altramotion.com/20161231/taxonomy/role/DisclosureStockholdersEquityCompanySUnvestedRestrictedStockGrantsDetail)
TableSchedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001374535 (http://www.sec.gov/CIK)
Award TypeRestricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]Period [Axis]
2016-01-01 - 2016-12-31
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
 
Shares unvested, beginning balance
161,010  
Shares granted
174,199  
Shares for which restrictions lapsed
(135,497) 
Shares unvested, ending balance
199,712  
 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
 
Weighted-average grant date fair value, beginning balance
28.53  
Weighted-average grant date fair value, shares granted
23.03  
Weighted-average grant date fair value, shares for which restrictions lapsed
27.97  
Weighted-average grant date fair value, ending balance
24.68