XML 64 R47.htm IDEA: XBRL DOCUMENT v3.6.0.2
Fair Value of Financial Instruments - Liabilities in Level 3 (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Jan. 02, 2016
Fair value liabilities reconciliation of changes    
Fair value of debt $ 72,500 $ 77,500
Energy Micro    
Fair value liabilities reconciliation of changes    
(Gain) loss recognized in earnings (2,700)  
Assets and liabilities measured at fair value on recurring basis | Significant Unobservable Inputs (Level 3) | Contingent consideration    
Fair value liabilities reconciliation of changes    
Beginning balance 14,073 18,438
Settlements (11,375) (4,464)
(Gain) loss recognized in earnings $ (2,698) 99
Balance at the end of the year   14,073
Net loss for the period included in earnings attributable to contingent consideration held at the end of the period:   $ (99)