Annual report pursuant to Section 13 and 15(d)

Note 17 - Long-term Debt (Details Textual)

v3.7.0.1
Note 17 - Long-term Debt (Details Textual) - USD ($)
 12 Months Ended
Dec. 29, 2016
Nov. 14, 2016
Dec. 22, 2015
Oct. 31, 2014
Dec. 31, 2016
Dec. 31, 2015
Jun. 30, 2015
Interest Expense, Debt         $ 2,144,000 $ 3,705,000  
Payments for Other Fees     $ 1,600,000        
RedPath Integrated Pathology, Inc [Member] | The Note [Member]              
Repayments of Notes Payable $ 1,300,000            
RedPath Integrated Pathology, Inc [Member] | Notes Payable, Other Payables [Member] | The Note [Member]              
Debt Instrument, Face Amount       $ 11,000,000      
Debt Instrument, Covenant Term, Net Cash Balance, Amount   $ 400,000          
Debt Instrument, Covenant Term, Rolling Net Cash Flow Analysis   91 days          
Long-term Debt         7,900,000   $ 10,700,000
Business Combination, Consideration Transferred, Liabilities Incurred       7,500,000      
Interest Expense, Debt         800,000 $ 800,000  
Debt Instrument, Unamortized Discount         $ 1,400,000    
RedPath Integrated Pathology, Inc [Member] | Loans Payable [Member]              
Debt Instrument, Face Amount       20,000,000      
Proceeds from Issuance of Debt       $ 19,600,000