XML 39 R54.htm IDEA: XBRL DOCUMENT v3.20.1
Stockholders' Equity (Common Stock Purchase Agreement) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 06, 2020
Jun. 24, 2019
May 17, 2018
Dec. 28, 2019
Dec. 29, 2018
Assets Sold under Agreements to Repurchase [Line Items]          
Shares issued     5,405,405   31,786,146
Net purchase price         $ 15,762
Common Stock Purchase Agreement          
Assets Sold under Agreements to Repurchase [Line Items]          
Commitment shares 1,529,052 818,420      
Additional commitment shares       523,633  
Purchase Agreement Term 36 months 36 months      
Shares issued       19,044,762  
Net purchase price       $ 6,400  
Threshold Percentage of Common Stock to be Sold 9.99%     9.99%  
Period After Purchase Agreement Not to Enter into Variable Rate Transaction 36 months     36 months  
Maximum | Common Stock Purchase Agreement          
Assets Sold under Agreements to Repurchase [Line Items]          
Aggregate amount $ 20,000 $ 10,000      
Additional commitment shares 917,431 818,420      
Threshold Number of Shares of Common Stock to be Issued 400,000 400,000      
Threshold Value of Shares of Common Stock to be Issued Under Single Purchase $ 1,000 $ 1,000      
Threshold Percentage of Number of Shares Issued Under Regular Purchase to Purchase Additional Amount of Common stock 300.00% 300.00%      
Threshold Percentage of Number of Shares of Common Stock to Purchase Additional Amount of Common stock 30.00% 30.00%