v3.25.2
Portfolio Investments - Schedule of Portfolio of Investments by Industry (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Jun. 30, 2025
Sep. 30, 2024
Schedule of Investments [Line Items]    
Investment owned, at cost $ 3,012,589 $ 3,144,919
Investments at fair value $ 2,809,377 $ 3,021,279
Investment owned, percent of net assets (as a percent) 190.28% 203.07%
Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 100.00% 100.00%
Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 2,809,377 $ 3,021,279
Investment owned, percent of net assets (as a percent) 190.28% 203.07%
Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 100.00% 100.00%
Application Software    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 526,740 $ 532,200
Application Software | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 17.46% 16.85%
Application Software | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 507,714 $ 523,007
Investment owned, percent of net assets (as a percent) 34.40% 35.16%
Application Software | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 18.03% 17.34%
Multi-Sector Holdings    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 242,096 $ 228,181
Multi-Sector Holdings | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 8.04% 7.26%
Multi-Sector Holdings | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 196,547 $ 193,579
Investment owned, percent of net assets (as a percent) 13.31% 13.01%
Multi-Sector Holdings | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 7.00% 6.41%
Health Care Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 152,074 $ 149,904
Health Care Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 5.05% 4.77%
Health Care Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 116,215 $ 127,935
Investment owned, percent of net assets (as a percent) 7.87% 8.60%
Health Care Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 4.14% 4.23%
Pharmaceuticals    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 127,081 $ 94,639
Pharmaceuticals | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 4.22% 3.01%
Pharmaceuticals | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 126,717 $ 91,804
Investment owned, percent of net assets (as a percent) 8.58% 6.17%
Pharmaceuticals | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 4.51% 3.04%
Interactive Media & Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 125,134 $ 95,564
Interactive Media & Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 4.15% 3.04%
Interactive Media & Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 126,956 $ 96,963
Investment owned, percent of net assets (as a percent) 8.60% 6.52%
Interactive Media & Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 4.52% 3.21%
Aerospace & Defense    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 122,919 $ 72,927
Aerospace & Defense | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 4.08% 2.32%
Aerospace & Defense | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 124,613 $ 74,327
Investment owned, percent of net assets (as a percent) 8.44% 5.00%
Aerospace & Defense | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 4.44% 2.46%
Health Care Equipment    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 90,669 $ 28,823
Health Care Equipment | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 3.01% 0.92%
Health Care Equipment | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 65,030 $ 26,264
Investment owned, percent of net assets (as a percent) 4.40% 1.77%
Health Care Equipment | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.31% 0.87%
Specialized Consumer Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 82,422 $ 25,763
Specialized Consumer Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.74% 0.82%
Specialized Consumer Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 82,434 $ 25,772
Investment owned, percent of net assets (as a percent) 5.58% 1.73%
Specialized Consumer Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.93% 0.85%
Health Care Technology    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 73,446 $ 105,932
Health Care Technology | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.44% 3.37%
Health Care Technology | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 93,695 $ 104,795
Investment owned, percent of net assets (as a percent) 6.35% 7.04%
Health Care Technology | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 3.34% 3.47%
Diversified Financial Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 69,717 $ 66,597
Diversified Financial Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.31% 2.12%
Diversified Financial Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 70,158 $ 66,324
Investment owned, percent of net assets (as a percent) 4.75% 4.46%
Diversified Financial Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.50% 2.20%
Metal, Glass & Plastic Containers    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 68,954 $ 64,769
Metal, Glass & Plastic Containers | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.29% 2.06%
Metal, Glass & Plastic Containers | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 10,813 $ 47,191
Investment owned, percent of net assets (as a percent) 0.73% 3.17%
Metal, Glass & Plastic Containers | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.38% 1.56%
Environmental & Facilities Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 66,354 $ 65,229
Environmental & Facilities Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.20% 2.07%
Environmental & Facilities Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 63,124 $ 64,119
Investment owned, percent of net assets (as a percent) 4.28% 4.31%
Environmental & Facilities Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.25% 2.12%
Airport Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 65,658 $ 63,110
Airport Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.18% 2.01%
Airport Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 54,155 $ 55,434
Investment owned, percent of net assets (as a percent) 3.67% 3.73%
Airport Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.93% 1.83%
Life Sciences Tools & Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 56,629 $ 0
Life Sciences Tools & Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.88% 0.00%
Life Sciences Tools & Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 56,838 $ 0
Investment owned, percent of net assets (as a percent) 3.85% 0.00%
Life Sciences Tools & Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 2.02% 0.00%
Soft Drinks & Non-alcoholic Beverages    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 56,286 $ 42,898
Soft Drinks & Non-alcoholic Beverages | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.87% 1.36%
Soft Drinks & Non-alcoholic Beverages | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 55,701 $ 42,674
Investment owned, percent of net assets (as a percent) 3.77% 2.87%
Soft Drinks & Non-alcoholic Beverages | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.98% 1.41%
Real Estate Operating Companies    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 53,567 $ 72,839
Real Estate Operating Companies | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.78% 2.32%
Real Estate Operating Companies | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 50,237 $ 71,246
Investment owned, percent of net assets (as a percent) 3.40% 4.79%
Real Estate Operating Companies | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.79% 2.36%
Systems Software    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 51,412 $ 39,316
Systems Software | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.71% 1.25%
Systems Software | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 51,848 $ 39,813
Investment owned, percent of net assets (as a percent) 3.51% 2.68%
Systems Software | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.85% 1.32%
Specialized Finance    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 50,819 $ 45,156
Specialized Finance | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.69% 1.44%
Specialized Finance | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 50,512 $ 44,551
Investment owned, percent of net assets (as a percent) 3.42% 2.99%
Specialized Finance | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.80% 1.47%
Communications Equipment    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 44,228 $ 46,764
Communications Equipment | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.47% 1.49%
Communications Equipment | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 44,046 $ 46,858
Investment owned, percent of net assets (as a percent) 2.98% 3.15%
Communications Equipment | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.57% 1.55%
Biotechnology    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 42,325 $ 43,821
Biotechnology | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.40% 1.39%
Biotechnology | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 44,334 $ 45,954
Investment owned, percent of net assets (as a percent) 3.00% 3.09%
Biotechnology | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.58% 1.52%
Diversified Support Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 42,144 $ 79,799
Diversified Support Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.40% 2.54%
Diversified Support Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 41,844 $ 80,638
Investment owned, percent of net assets (as a percent) 2.83% 5.42%
Diversified Support Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.49% 2.67%
Automotive Retail    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 41,602 $ 40,964
Automotive Retail | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.38% 1.30%
Automotive Retail | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 39,202 $ 39,111
Investment owned, percent of net assets (as a percent) 2.66% 2.63%
Automotive Retail | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.40% 1.29%
Internet Services & Infrastructure    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 40,746 $ 53,376
Internet Services & Infrastructure | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.35% 1.70%
Internet Services & Infrastructure | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 40,973 $ 53,019
Investment owned, percent of net assets (as a percent) 2.78% 3.56%
Internet Services & Infrastructure | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.46% 1.75%
Personal Care Products    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 39,486 $ 63,425
Personal Care Products | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.31% 2.02%
Personal Care Products | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 36,763 $ 57,451
Investment owned, percent of net assets (as a percent) 2.49% 3.86%
Personal Care Products | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.31% 1.90%
Data Processing & Outsourced Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 34,984 $ 80,058
Data Processing & Outsourced Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.16% 2.55%
Data Processing & Outsourced Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 26,134 $ 73,673
Investment owned, percent of net assets (as a percent) 1.77% 4.95%
Data Processing & Outsourced Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.93% 2.44%
Electrical Components & Equipment    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 33,392 $ 32,834
Electrical Components & Equipment | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.11% 1.04%
Electrical Components & Equipment | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 32,911 $ 32,246
Investment owned, percent of net assets (as a percent) 2.23% 2.17%
Electrical Components & Equipment | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.17% 1.07%
Packaged Foods & Meats    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 33,153 $ 19,863
Packaged Foods & Meats | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.10% 0.63%
Packaged Foods & Meats | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 33,045 $ 19,846
Investment owned, percent of net assets (as a percent) 2.24% 1.33%
Packaged Foods & Meats | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.18% 0.66%
Construction Machinery & Heavy Transportation Equipment    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 31,054 $ 25,901
Construction Machinery & Heavy Transportation Equipment | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.03% 0.82%
Construction Machinery & Heavy Transportation Equipment | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 31,229 $ 26,486
Investment owned, percent of net assets (as a percent) 2.12% 1.78%
Construction Machinery & Heavy Transportation Equipment | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.11% 0.88%
Insurance Brokers    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 30,584 $ 19,222
Insurance Brokers | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.02% 0.61%
Insurance Brokers | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 30,769 $ 19,221
Investment owned, percent of net assets (as a percent) 2.08% 1.29%
Insurance Brokers | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.10% 0.64%
Construction & Engineering    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 29,914 $ 31,602
Construction & Engineering | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.99% 1.00%
Construction & Engineering | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 29,281 $ 31,063
Investment owned, percent of net assets (as a percent) 1.98% 2.09%
Construction & Engineering | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 1.04% 1.03%
Cable & Satellite    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 27,888 $ 0
Cable & Satellite | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.93% 0.00%
Cable & Satellite | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 27,155 $ 0
Investment owned, percent of net assets (as a percent) 1.84% 0.00%
Cable & Satellite | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.97% 0.00%
Health Care Distributors    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 27,670 $ 60,316
Health Care Distributors | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.92% 1.92%
Health Care Distributors | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 26,711 $ 58,906
Investment owned, percent of net assets (as a percent) 1.81% 3.96%
Health Care Distributors | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.95% 1.95%
Research & Consulting Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 27,379 $ 0
Research & Consulting Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.91% 0.00%
Research & Consulting Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 27,245 $ 0
Investment owned, percent of net assets (as a percent) 1.85% 0.00%
Research & Consulting Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.97% 0.00%
Office Services & Supplies    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 26,986 $ 38,891
Office Services & Supplies | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.90% 1.24%
Office Services & Supplies | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 25,395 $ 38,149
Investment owned, percent of net assets (as a percent) 1.72% 2.56%
Office Services & Supplies | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.90% 1.26%
Home Improvement Retail    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 24,713 $ 49,891
Home Improvement Retail | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.82% 1.59%
Home Improvement Retail | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 5,314 $ 48,775
Investment owned, percent of net assets (as a percent) 0.36% 3.28%
Home Improvement Retail | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.19% 1.61%
Industrial Machinery & Supplies & Components    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 24,268 $ 82,624
Industrial Machinery & Supplies & Components | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.81% 2.63%
Industrial Machinery & Supplies & Components | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 25,789 $ 84,977
Investment owned, percent of net assets (as a percent) 1.75% 5.71%
Industrial Machinery & Supplies & Components | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.92% 2.81%
Wireless Telecommunication Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 24,200 $ 24,257
Wireless Telecommunication Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.80% 0.77%
Wireless Telecommunication Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 24,843 $ 24,311
Investment owned, percent of net assets (as a percent) 1.68% 1.63%
Wireless Telecommunication Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.88% 0.80%
Movies & Entertainment    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 23,792 $ 30,779
Movies & Entertainment | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.79% 0.98%
Movies & Entertainment | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 24,050 $ 30,863
Investment owned, percent of net assets (as a percent) 1.63% 2.07%
Movies & Entertainment | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.86% 1.02%
Gold    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 23,562 $ 23,454
Gold | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.78% 0.75%
Gold | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 24,867 $ 25,054
Investment owned, percent of net assets (as a percent) 1.68% 1.68%
Gold | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.89% 0.83%
Broadline Retail    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 23,172 $ 22,231
Broadline Retail | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.77% 0.71%
Broadline Retail | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 21,432 $ 22,554
Investment owned, percent of net assets (as a percent) 1.45% 1.52%
Broadline Retail | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.76% 0.75%
Hotels, Resorts & Cruise Lines    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 20,530 $ 20,612
Hotels, Resorts & Cruise Lines | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.68% 0.66%
Hotels, Resorts & Cruise Lines | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 20,257 $ 20,342
Investment owned, percent of net assets (as a percent) 1.37% 1.37%
Hotels, Resorts & Cruise Lines | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.72% 0.67%
Diversified Chemicals    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 19,920 $ 0
Diversified Chemicals | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.66% 0.00%
Diversified Chemicals | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 22,660 $ 0
Investment owned, percent of net assets (as a percent) 1.53% 0.00%
Diversified Chemicals | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.81% 0.00%
Property & Casualty Insurance    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 19,856 $ 0
Property & Casualty Insurance | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.66% 0.00%
Property & Casualty Insurance | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 19,715 $ 0
Investment owned, percent of net assets (as a percent) 1.34% 0.00%
Property & Casualty Insurance | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.70% 0.00%
Real Estate Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 19,323 $ 55,220
Real Estate Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.64% 1.76%
Real Estate Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 19,314 $ 54,197
Investment owned, percent of net assets (as a percent) 1.31% 3.64%
Real Estate Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.69% 1.79%
Oil & Gas Storage & Transportation    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 19,309 $ 19,309
Oil & Gas Storage & Transportation | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.64% 0.61%
Oil & Gas Storage & Transportation | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 14,043 $ 15,604
Investment owned, percent of net assets (as a percent) 0.95% 1.05%
Oil & Gas Storage & Transportation | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.50% 0.52%
Education Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 17,925 $ 8,205
Education Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.60% 0.26%
Education Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 17,304 $ 8,263
Investment owned, percent of net assets (as a percent) 1.17% 0.56%
Education Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.62% 0.27%
Apparel Retail    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 17,769 $ 17,855
Apparel Retail | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.59% 0.57%
Apparel Retail | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 17,708 $ 18,017
Investment owned, percent of net assets (as a percent) 1.20% 1.21%
Apparel Retail | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.63% 0.60%
Health Care Supplies    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 16,828 $ 14,426
Health Care Supplies | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.56% 0.46%
Health Care Supplies | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 16,803 $ 14,218
Investment owned, percent of net assets (as a percent) 1.14% 0.96%
Health Care Supplies | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.60% 0.47%
Real Estate Development    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 16,006 $ 38,237
Real Estate Development | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.53% 1.22%
Real Estate Development | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 16,098 $ 38,237
Investment owned, percent of net assets (as a percent) 1.09% 2.57%
Real Estate Development | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.57% 1.27%
Air Freight & Logistics    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 13,665 $ 0
Air Freight & Logistics | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.45% 0.00%
Air Freight & Logistics | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 13,668 $ 0
Investment owned, percent of net assets (as a percent) 0.93% 0.00%
Air Freight & Logistics | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.49% 0.00%
Building Products    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 12,623 $ 0
Building Products | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.42% 0.00%
Building Products | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 12,622 $ 0
Investment owned, percent of net assets (as a percent) 0.85% 0.00%
Building Products | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.45% 0.00%
Advertising    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 11,434 $ 11,418
Advertising | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.38% 0.36%
Advertising | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 11,520 $ 11,515
Investment owned, percent of net assets (as a percent) 0.78% 0.77%
Advertising | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.41% 0.38%
Alternative Carriers    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 8,805 $ 0
Alternative Carriers | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.29% 0.00%
Alternative Carriers | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 9,483 $ 0
Investment owned, percent of net assets (as a percent) 0.64% 0.00%
Alternative Carriers | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.34% 0.00%
Financial Exchanges & Data    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 7,970 $ 8,050
Financial Exchanges & Data | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.26% 0.26%
Financial Exchanges & Data | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 8,081 $ 8,065
Investment owned, percent of net assets (as a percent) 0.55% 0.54%
Financial Exchanges & Data | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.29% 0.27%
Paper & Plastic Packaging Products & Materials    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 4,094 $ 18,379
Paper & Plastic Packaging Products & Materials | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.14% 0.58%
Paper & Plastic Packaging Products & Materials | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 4,042 $ 18,307
Investment owned, percent of net assets (as a percent) 0.27% 1.23%
Paper & Plastic Packaging Products & Materials | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.14% 0.61%
Housewares & Specialties    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 2,629 $ 2,806
Housewares & Specialties | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.09% 0.09%
Housewares & Specialties | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 2,348 $ 2,546
Investment owned, percent of net assets (as a percent) 0.16% 0.17%
Housewares & Specialties | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.08% 0.08%
Home Furnishings    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 2,463 $ 24,102
Home Furnishings | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.08% 0.77%
Home Furnishings | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 2,463 $ 9,376
Investment owned, percent of net assets (as a percent) 0.17% 0.63%
Home Furnishings | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.09% 0.31%
Distributors    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 1,733 $ 1,733
Distributors | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.06% 0.06%
Distributors | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 2,837 $ 2,220
Investment owned, percent of net assets (as a percent) 0.19% 0.15%
Distributors | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.10% 0.07%
Leisure Facilities    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 488 $ 37,958
Leisure Facilities | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.02% 1.21%
Leisure Facilities | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 11,772 $ 37,544
Investment owned, percent of net assets (as a percent) 0.80% 2.52%
Leisure Facilities | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.42% 1.24%
Fertilizers & Agricultural Chemicals    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 0 $ 54,677
Fertilizers & Agricultural Chemicals | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 1.74%
Fertilizers & Agricultural Chemicals | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 0 $ 54,668
Investment owned, percent of net assets (as a percent) 0.00% 3.67%
Fertilizers & Agricultural Chemicals | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 1.81%
Diversified Metals & Mining    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 0 $ 50,061
Diversified Metals & Mining | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 1.59%
Diversified Metals & Mining | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 0 $ 50,419
Investment owned, percent of net assets (as a percent) 0.00% 3.39%
Diversified Metals & Mining | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 1.67%
Other Specialty Retail    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 0 $ 36,810
Other Specialty Retail | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 1.17%
Other Specialty Retail | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 0 $ 39,660
Investment owned, percent of net assets (as a percent) 0.00% 2.67%
Other Specialty Retail | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 1.31%
Passenger Airlines    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 0 $ 25,039
Passenger Airlines | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 0.80%
Passenger Airlines | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 0 $ 26,556
Investment owned, percent of net assets (as a percent) 0.00% 1.78%
Passenger Airlines | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 0.88%
Specialty Chemicals    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 0 $ 19,407
Specialty Chemicals | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 0.62%
Specialty Chemicals | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 0 $ 19,431
Investment owned, percent of net assets (as a percent) 0.00% 1.31%
Specialty Chemicals | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 0.64%
Food Distributors    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 0 $ 14,639
Food Distributors | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 0.47%
Food Distributors | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 0 $ 15,484
Investment owned, percent of net assets (as a percent) 0.00% 1.04%
Food Distributors | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 0.51%
Integrated Telecommunication Services    
Schedule of Investments [Line Items]    
Investment owned, at cost $ 0 $ 2,057
Integrated Telecommunication Services | Investment Owned, At Cost | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 0.07%
Integrated Telecommunication Services | Investment Owned, At Fair Value    
Schedule of Investments [Line Items]    
Investments at fair value $ 0 $ 1,657
Investment owned, percent of net assets (as a percent) 0.00% 0.11%
Integrated Telecommunication Services | Investment Owned, At Fair Value | Investment Sector Concentration Risk    
Schedule of Investments [Line Items]    
Concentration risk (as a percent) 0.00% 0.05%