Shareholder Report, Line Graph (Details) 196625_Osterweis Strategic Income Fund_TF_TSR Annual {TF} - USD ($) |
12 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2023 |
Mar. 31, 2022 |
Mar. 31, 2021 |
Mar. 31, 2020 |
Mar. 31, 2019 |
Mar. 31, 2018 |
Mar. 31, 2017 |
Mar. 31, 2016 |
Mar. 31, 2026 |
|
| Osterweis Strategic Income Fund | |||||||||||
| Account Value [Line Items] | |||||||||||
| Accumulated Value | $ 16,180 | $ 15,229 | $ 13,584 | $ 13,790 | $ 13,502 | $ 11,372 | $ 12,051 | $ 11,738 | $ 11,218 | $ 10,000 | $ 16,939 |
| Bloomberg US Aggregate Bond [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg US Aggregate Bond | ||||||||||
| Accumulated Value | $ 11,342 | $ 10,814 | $ 10,633 | $ 11,168 | $ 11,651 | $ 11,569 | $ 10,620 | $ 10,165 | $ 10,044 | $ 10,000 | $ 11,835 |