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Fair Value Measurements (Tables)
6 Months Ended
Jun. 30, 2020
Fair Value Measurements  
Schedule of classified liabilities measured at fair value on recurring basis

Fair Value Measurement

at Reporting Date Using

Balance as of

    

Level 1

    

Level 2

    

Level 3

    

June 30, 2020

Liabilities

Acquisition-related contingent consideration - long-term

$

$

$

11,400

$

11,400

Fair Value Measurement

at Reporting Date Using

Balance as of

    

Level 1

    

Level 2

    

Level 3

    

December 31, 2019

Liabilities

Acquisition-related contingent consideration - long-term

$

$

$

10,800

$

10,800

Schedule of reconciliation of liability measured at fair value on recurring basis using significant unobservable inputs (Level 3)

Balance at December 31, 2019

    

$

10,800

Adjustments to fair value measurement

600

Balance at June 30, 2020

$

11,400

Schedule of carrying value and fair value of financial instruments

Face Value

    

Carrying Value

    

Fair Value

1.75% Convertible Senior Subordinated Notes due 2026

$

325,000

$

232,658

$

332,111