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Revenue From Contracts With Customers (Tables)
9 Months Ended
Sep. 30, 2022
Revenue from Contract with Customer [Abstract]  
Disaggregation of Revenue
The following tables represent a disaggregation of revenue from contracts with customers:
Three Months Ended September 30,Nine Months Ended September 30,
2022202120222021
Sales by Application
Materials processing$312,546 $346,045 $994,866 $1,008,939 
Other applications36,460 33,105 101,142 87,454 
Total$349,006 $379,150 $1,096,008 $1,096,393 
Sales by Product
 High Power Continuous Wave ("CW") Lasers $152,767 $177,787 $483,455 $538,013 
 Medium Power CW Lasers 20,639 24,520 63,230 58,579 
 Pulsed Lasers 55,216 59,051 192,000 176,219 
 Quasi-Continuous Wave ("QCW") Lasers 11,353 16,312 38,212 45,503 
 Laser and Non-Laser Systems 35,930 32,523 108,970 89,236 
 Other Revenue including Amplifiers, Service, Parts, Accessories and Change in Deferred Revenue 73,101 68,957 210,141 188,843 
Total$349,006 $379,150 $1,096,008 $1,096,393 

Three Months Ended September 30,Nine Months Ended September 30,
2022202120222021
Sales by Geography
North America$82,119 $81,605 $247,495 $221,123 
Europe:
Germany20,622 26,832 70,831 74,840 
Other including Eastern Europe/CIS72,332 79,777 227,739 212,709 
Asia and Australia:
China117,952 137,211 385,080 436,119 
Japan11,220 14,286 38,847 35,485 
Other39,130 35,844 111,500 106,608 
Rest of World5,631 3,595 14,516 9,509 
Total$349,006 $379,150 $1,096,008 $1,096,393 
Timing of Revenue Recognition
Goods and services transferred at a point in time$337,648 $364,677 $1,056,318 $1,054,554 
Goods and services transferred over time11,358 14,473 39,690 41,839 
Total$349,006 $379,150 $1,096,008 $1,096,393 
Changes in Contract Assets and Liabilities
The following table reflects the changes in the Company's contract assets and liabilities for the nine months ended September 30, 2022 and 2021:
September 30,January 1,September 30,January 1,
20222022Change20212021Change
Contract assets
Contract assets$8,995 $9,345 $(350)$7,510 $8,999 $(1,489)
Contract liabilities
Contract liabilities - current81,868 89,659 (7,791)80,694 71,246 9,448 
Contract liabilities - long-term2,711 2,691 20 2,737 2,189 548 
Schedule of Remaining Performance Obligations
The following table represents the Company's remaining performance obligations from contracts that are recognized over time as of September 30, 2022:
Remaining Performance Obligations
2022 (a)
2023202420252026ThereafterTotal
Revenue expected to be recognized for extended warranty agreements$1,571 $3,181 $976 $729 $364 $92 $6,913 
Revenue to be earned over time from contracts to sell large scale materials processing systems
9,282 13,095 5,151 — — — 27,528 
Total$10,853 $16,276 $6,127 $729 $364 $92 $34,441 
(a) For the three-month period beginning October 1, 2022.