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Equity Compensation Plans (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
 1 Months Ended 12 Months Ended
May 31, 2019
Jan. 31, 2017
Dec. 31, 2020
Dec. 31, 2019
Equity Compensation Plans (Details) [Line Items]        
Stock Award Vested Expenses     $ 0.5 $ 0.3
Restricted stock award, description The restricted stock award is for 0.1 million shares and has certain vesting conditions, including vesting on the earlier of a change in control or the satisfaction of all three specific service and market conditions. Such conditions require: (i) the CEO to stay employed as CEO through September 30, 2021, unless terminated without cause; (ii) the CEO to retain certain shares of common stock owned at the time of the grant through September 30, 2021; and (iii) the common stock of the Company to trade above $10 a share for any twenty of thirty consecutive trading days during the twelve months ended March 31, 2022. Accordingly, the earliest the three vesting conditions could all be met is at some point during the twelve months ended March 31, 2022.      
Stock option expire date       5 years
Fair value stock options granted shares (in Shares)     488 1,598
Non cash stock compensation expense     $ 0.5 $ 9.0
Minimum [Member]        
Equity Compensation Plans (Details) [Line Items]        
Vesting period     3 years  
Maximum [Member]        
Equity Compensation Plans (Details) [Line Items]        
Vesting period     4 years  
Employee Stock Option [Member]        
Equity Compensation Plans (Details) [Line Items]        
Stock option granted shares (in Dollars per share)     $ 500,000 $ 1,600,000
Stock option expire date     5 years  
Fair value stock options granted shares (in Shares)     500 1,600
Expense over vesting period amount     $ 3.4 $ 2.9
Stock-based compensation expense     1.3 0.7
Unrecognized compensation cost     $ 4.6 $ 2.9
Remaining recognition period     2 years 6 months 3 years 2 months 12 days
Employee Stock Option [Member] | Minimum [Member]        
Equity Compensation Plans (Details) [Line Items]        
Vesting period     3 years  
Stock option exercise price (in Dollars per share)     $ 12.76 $ 5.75
Employee Stock Option [Member] | Maximum [Member]        
Equity Compensation Plans (Details) [Line Items]        
Vesting period     4 years  
Stock option exercise price (in Dollars per share)     $ 21.70 $ 8.55
2017 Equity Incentive Plan [Member]        
Equity Compensation Plans (Details) [Line Items]        
Aggregate shares of common stock, granted (in Shares)     4,100  
Shares remain available (in Shares)     1,900  
Vesting period 2 years 6 months 29 days      
Fair value restricted stock grant $ 0.2   $ 0.7  
InnoHold [Member]        
Equity Compensation Plans (Details) [Line Items]        
Paired securities held by InnoHold (in Shares)   2,500    
InnoHold [Member] | 2016 Equity Incentive Plan [Member]        
Equity Compensation Plans (Details) [Line Items]        
Aggregate shares of common stock, granted (in Shares)   11,300    
Aggregate shares of common stock (in Shares)   12,000    
Mark Watkins [Member]        
Equity Compensation Plans (Details) [Line Items]        
Unvested stock options (in Shares)       300
Equity incentive plans, description       the CFO, he was not permitted to exercise and sell all of his 0.1 million vested options during the limited 90-day exercise time period under the terms of his option grant. The Company entered into an agreement whereby the Company paid Mr. Watkins a settlement amount equal to the difference between the closing price of the stock on the date of the settlement and the exercise strike price of $5.95. The Company paid Mr. Watkins $0.1 million and cancelled his vested stock options.
Common Class B [Member] | InnoHold [Member]        
Equity Compensation Plans (Details) [Line Items]        
Paired securities held by InnoHold (in Shares)   2,500