Business Combinations - Summary of the Purchase Price Allocated to the Intangible Assets (Details) - USD ($) $ in Thousands | Jul. 13, 2018 | Jul. 06, 2018 | Mar. 16, 2018 | Mar. 09, 2018 |
Laser Control Systems | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | | $ 1,400 |
Intangible assets acquired, weighted average life (in years) | | | | 7 years |
Laser Control Systems | Trade name | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | | $ 0 |
Intangible assets acquired, weighted average life (in years) | | | | 0 years |
Laser Control Systems | Brand | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | | $ 26 |
Intangible assets acquired, weighted average life (in years) | | | | 1 year |
Laser Control Systems | Non-competition agreement | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | | $ 29 |
Intangible assets acquired, weighted average life (in years) | | | | 3 years |
Laser Control Systems | Technology | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | | $ 1,319 |
Intangible assets acquired, weighted average life (in years) | | | | 7 years |
Laser Control Systems | Customer relationship | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | | $ 26 |
Intangible assets acquired, weighted average life (in years) | | | | 10 years |
Laser Control Systems | Favorable in-place lease | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | | $ 0 |
Intangible assets acquired, weighted average life (in years) | | | | 0 years |
Photocore AG | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | $ 1,435 | |
Intangible assets acquired, weighted average life (in years) | | | 7 years | |
Photocore AG | Trade name | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | $ 0 | |
Intangible assets acquired, weighted average life (in years) | | | 0 years | |
Photocore AG | Brand | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | $ 22 | |
Intangible assets acquired, weighted average life (in years) | | | 1 year | |
Photocore AG | Non-competition agreement | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | $ 9 | |
Intangible assets acquired, weighted average life (in years) | | | 3 years | |
Photocore AG | Technology | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | $ 1,343 | |
Intangible assets acquired, weighted average life (in years) | | | 7 years | |
Photocore AG | Customer relationship | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | $ 61 | |
Intangible assets acquired, weighted average life (in years) | | | 10 years | |
Photocore AG | Favorable in-place lease | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | | $ 0 | |
Intangible assets acquired, weighted average life (in years) | | | 0 years | |
Lanmark | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | $ 1,366 | | |
Intangible assets acquired, weighted average life (in years) | | 8 years | | |
Lanmark | Trade name | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | $ 0 | | |
Intangible assets acquired, weighted average life (in years) | | 0 years | | |
Lanmark | Brand | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | $ 26 | | |
Intangible assets acquired, weighted average life (in years) | | 1 year | | |
Lanmark | Non-competition agreement | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | $ 0 | | |
Intangible assets acquired, weighted average life (in years) | | 0 years | | |
Lanmark | Technology | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | $ 760 | | |
Intangible assets acquired, weighted average life (in years) | | 7 years | | |
Lanmark | Customer relationship | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | $ 580 | | |
Intangible assets acquired, weighted average life (in years) | | 10 years | | |
Lanmark | Favorable in-place lease | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | | $ 0 | | |
Intangible assets acquired, weighted average life (in years) | | 0 years | | |
Open Technologies | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | $ 7,821 | | | |
Intangible assets acquired, weighted average life (in years) | 8 years | | | |
Open Technologies | Trade name | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | $ 0 | | | |
Intangible assets acquired, weighted average life (in years) | 0 years | | | |
Open Technologies | Brand | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | $ 103 | | | |
Intangible assets acquired, weighted average life (in years) | 1 year | | | |
Open Technologies | Non-competition agreement | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | $ 0 | | | |
Intangible assets acquired, weighted average life (in years) | 0 years | | | |
Open Technologies | Technology | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | $ 4,441 | | | |
Intangible assets acquired, weighted average life (in years) | 7 years | | | |
Open Technologies | Customer relationship | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | $ 3,277 | | | |
Intangible assets acquired, weighted average life (in years) | 10 years | | | |
Open Technologies | Favorable in-place lease | | | | |
Acquired Finite-Lived Intangible Assets [Line Items] | | | | |
Intangible assets acquired | $ 0 | | | |
Intangible assets acquired, weighted average life (in years) | 0 years | | | |