Quarterly report pursuant to Section 13 or 15(d)

Acquisitions (Details)

v3.5.0.2
Acquisitions (Details)
$ in Thousands
1 Months Ended 6 Months Ended 12 Months Ended
Jul. 31, 2016
USD ($)
Jan. 28, 2015
Business
May 31, 2016
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Dec. 31, 2015
USD ($)
Business Acquisition [Line Items]            
Goodwill       $ 198,545   $ 198,545
Earn-out obligation payments       $ 8,015 $ 0  
Ultra Seating [Member]            
Business Acquisition [Line Items]            
Percentage of business acquired           100.00%
Initial purchase consideration paid           $ 3,800
Goodwill           1,900
Ultra Seating [Member] | Customer Relationships [Member]            
Business Acquisition [Line Items]            
Intangible assets           $ 1,500
Aviation Group [Member]            
Business Acquisition [Line Items]            
Percentage of business acquired   100.00%        
Number of businesses acquired | Business   4        
Earn-out obligation payments     $ 8,000      
Aviation Group [Member] | Subsequent Event [Member]            
Business Acquisition [Line Items]            
Earn-out obligation payments $ 10,500