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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summary of movement of allowance for uncollectible contract assets (Detail) - CNY (¥) ¥ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Beginning balance | ¥ (39,801) | ¥ (82,005)
Current year net provision | (87,605) | (214,548)
Current year write-off | 87,362 | 256,752
Transfer out due to disposal of Shanghai Caiyin | (190,491) |
Ending balance | 0 | (39,801)
Current loan products |  |
Beginning balance | (33,912) | (32,571)
Current year net provision | (12,758) | (179,153)
Current year write-off | 46,306 | 177,812
Transfer out due to disposal of Shanghai Caiyin | (140,988) |
Ending balance | 0 | (33,912)
Other online standard loan products |  |
Beginning balance | (2,998) | (42,484)
Current year net provision | (2,852) | (28,957)
Current year write-off | 5,382 | 68,443
Transfer out due to disposal of Shanghai Caiyin | (6,492) |
Ending balance | 0 | (2,998)
Offline and non-standard loan products |  |
Beginning balance | (2,891) | (6,950)
Current year net provision | (71,995) | (6,438)
Current year write-off | 35,674 | 10,497
Transfer out due to disposal of Shanghai Caiyin | (43,011) |
Ending balance | ¥ 0 | ¥ (2,891)

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- Definition Amount of accumulated credit loss for right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=118944033&loc=SL49130533-203044 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118955202&loc=SL82895884-210446 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447 + Details
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- Definition Amount of expense (reversal of expense) for expected credit loss on right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130551-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 + Details
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- Details
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