XML 61 R58.htm IDEA: XBRL DOCUMENT v3.19.2
Fair Value Measurement (Details) - USD ($)
$ in Thousands
Aug. 03, 2019
Apr. 27, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: $ 11,878 $ 26,344
Certificates of deposit    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 3,464 3,464
U.S. Government securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 1,000 10,774
U.S. Government sponsored entities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 5,911 10,482
Municipal bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 1,503 1,624
Reported Value Measurement [Member] | Recurring Basis    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents 20,762 35,383
Restricted cash 339 359
Derivatives - asset position 334 91
Derivatives - liability position (10) (4)
Acquisition-related contingency consideration (1,554) (3,065)
Assets (Liabilities), net 31,749 59,108
Reported Value Measurement [Member] | Recurring Basis | Certificates of deposit    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 3,464 3,464
Reported Value Measurement [Member] | Recurring Basis | U.S. Government securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 1,000 10,774
Reported Value Measurement [Member] | Recurring Basis | U.S. Government sponsored entities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 5,911 10,482
Reported Value Measurement [Member] | Recurring Basis | Municipal bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 1,503 1,624
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents 20,762 35,383
Restricted cash 339 359
Derivatives - asset position 0 0
Derivatives - liability position 0 0
Acquisition-related contingency consideration 0 0
Assets (Liabilities), net 22,101 46,516
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 1 | Certificates of deposit    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 0 0
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 1 | U.S. Government securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 1,000 10,774
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 1 | U.S. Government sponsored entities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 0 0
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 1 | Municipal bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 0 0
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents 0 0
Restricted cash 0 0
Derivatives - asset position 334 91
Derivatives - liability position (10) (4)
Acquisition-related contingency consideration 0 0
Assets (Liabilities), net 11,202 15,657
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 2 | Certificates of deposit    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 3,464 3,464
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 2 | U.S. Government securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 0 0
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 2 | U.S. Government sponsored entities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 5,911 10,482
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 2 | Municipal bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 1,503 1,624
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents 0 0
Restricted cash 0 0
Derivatives - asset position 0 0
Derivatives - liability position 0 0
Acquisition-related contingency consideration (1,554) (3,065)
Assets (Liabilities), net (1,554) (3,065)
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 3 | Certificates of deposit    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 0 0
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 3 | U.S. Government securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 0 0
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 3 | U.S. Government sponsored entities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: 0 0
Estimate of Fair Value Measurement [Member] | Recurring Basis | Level 3 | Municipal bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available-for-sale securities: $ 0 $ 0