XML 55 R35.htm IDEA: XBRL DOCUMENT v3.20.2
Stock-Based Plans (Tables)
9 Months Ended
Sep. 30, 2020
Share-based Payment Arrangement [Abstract]  
Activity under restricted stock units
Activity under the various plans was as follows:
Restricted Stock Units:
Number of Units (in 000s)Weighted-Average
Grant Date Fair Value per Unit
Balance at December 31, 20192,551 $7.43 
RSU granted3,642 $3.95 
RSU released(872)$7.30 
RSU forfeited(305)$6.39 
Balance as of September 30, 20205,016 $4.99 
Activity under stock options
Stock Options:
 Number of
Options (000s)
Weighted-Average
Exercise Price
per Option
Weighted-
Average Remaining Contractual Life (in Years)
Aggregate
Intrinsic
Value (1) in (000s)
Balance at December 31, 20192,027 $7.78 6.8$81 
Options granted105 $3.74 
Options exercised(98)$4.90 $352 
Options forfeited(408)$9.20 
Balance as of September 30, 20201,626 $7.34 6.4$2,514 
Vested at September 30, 20201,259 $7.86 6.0$1,799 
Awards expected to vest at September 30, 2020367 $5.56 7.9$715 
_______
(1)Aggregate intrinsic value as of September 30, 2020 was calculated as the difference between the closing price per share of our common stock on the last trading day of September 30, 2020, which was $7.43, and the exercise price of the options, multiplied by the number of in-the-money options.
Schedule of nonvested performance-based units activity
Activity under the TSR-based PSUs is as follows:
Number of Units (in 000s)Weighted-Average
Grant Date Fair Value per Unit
Balance at December 31, 2019547 $15.09 
PSU granted509 $4.82 
PSU released— $— 
PSU forfeited(94)$14.26 
Balance at September 30, 2020962 $9.74 
Activity to date under this PSU award is as follows:
Number of Units (in 000s)Weighted-Average
Grant Date Fair Value per Unit
Balance at December 31, 201964 $7.05 
PSU granted— $— 
PSU released(4)$7.05 
PSU forfeited(12)$7.05 
Balance at September 30, 202048 $7.05 
Schedule of stock-based compensation expense
At September 30, 2020, we had reserved shares of common stock for future issuance under equity compensation plans as follows:
(in 000's)Securities To Be Issued Upon Exercise Of Options Securities To Be Issued Upon Release Of Restricted Stock and Performance Share UnitsNumber Of Remaining Securities Available For Future Issuance
2009 Equity Incentive Plan19 — — 
2011 Equity Incentive Plan1,387 5,810 3,057 
DVS Sciences Inc. 2010 Equity Incentive Plan13 — — 
2017 Inducement Award Plan207 216 — 
2017 Employee Stock Purchase Plan— — 3,100 
1,626 6,026 6,157 
Total stock-based compensation expense recognized was as follows (in thousands):
Three Months Ended September 30,Nine Months Ended September 30,
2020201920202019
Restricted stock units, stock options and performance share units$4,114 $2,738 $9,558 $7,731 
Employee stock purchase plan243 291 800 561 
Total stock-based compensation$4,357 $3,029 $10,358 $8,292