XML 96 R51.htm IDEA: XBRL DOCUMENT v2.4.0.8
Fair Value Measurements and Disclosures (Details) (Fair Value, Measurements, Recurring [Member], USD $)
In Thousands, unless otherwise specified
Dec. 28, 2013
Dec. 29, 2012
Cash [Member]
    
Assets:    
Cash and Cash Equivalents $ 43,100 $ 60,200
Level 1 [Member]
    
Assets:    
Cash and Cash Equivalents 876 110
Marketable Securities 5,036 4,997
Total assets: 5,912 5,107
Liabilities:    
Contingent consideration payable 0 0
Level 1 [Member] | Money market funds [Member]
    
Assets:    
Cash and Cash Equivalents 876 110
Level 1 [Member] | U.S. Treasury, U.S. Government and U.S. Government agency debt securities [Member]
    
Assets:    
Marketable Securities 5,036 4,997
Level 1 [Member] | Commercial paper and corporate debt securities [Member]
    
Assets:    
Cash and Cash Equivalents 0 0
Marketable Securities 0 0
Level 2 [Member]
    
Assets:    
Cash and Cash Equivalents 750 2,600
Marketable Securities 43,061 41,996
Total assets: 43,811 44,596
Liabilities:    
Contingent consideration payable 0 0
Level 2 [Member] | Money market funds [Member]
    
Assets:    
Cash and Cash Equivalents 0 0
Level 2 [Member] | U.S. Treasury, U.S. Government and U.S. Government agency debt securities [Member]
    
Assets:    
Marketable Securities 11,980 19,130
Level 2 [Member] | Commercial paper and corporate debt securities [Member]
    
Assets:    
Cash and Cash Equivalents 750 2,600
Marketable Securities 31,081 22,866
Level 3 [Member]
    
Assets:    
Cash and Cash Equivalents 0 0
Marketable Securities 0 0
Total assets: 0 0
Liabilities:    
Contingent consideration payable 2,783 2,462
Level 3 [Member] | Money market funds [Member]
    
Assets:    
Cash and Cash Equivalents 0 0
Level 3 [Member] | U.S. Treasury, U.S. Government and U.S. Government agency debt securities [Member]
    
Assets:    
Marketable Securities 0 0
Level 3 [Member] | Commercial paper and corporate debt securities [Member]
    
Assets:    
Cash and Cash Equivalents 0 0
Marketable Securities 0 0
Total [Member]
    
Assets:    
Cash and Cash Equivalents 1,626 2,710
Marketable Securities 48,097 46,993
Total assets: 49,723 49,703
Liabilities:    
Contingent consideration payable 2,783 2,462
Total [Member] | Money market funds [Member]
    
Assets:    
Cash and Cash Equivalents 876 110
Total [Member] | U.S. Treasury, U.S. Government and U.S. Government agency debt securities [Member]
    
Assets:    
Marketable Securities 17,016 24,127
Total [Member] | Commercial paper and corporate debt securities [Member]
    
Assets:    
Cash and Cash Equivalents 750 2,600
Marketable Securities $ 31,081 $ 22,866