Quarterly Information (Unaudited) - Summary of the Company's Quarterly Financial Information (Detail) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2019 |
Sep. 30, 2019 |
Jun. 30, 2019 |
Mar. 31, 2019 |
Dec. 31, 2018 |
Sep. 30, 2018 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
Quarterly Financial Information Disclosure [Abstract] | |||||||||||
Total revenue | $ 97,984 | $ 91,707 | $ 84,274 | $ 81,748 | $ 83,749 | $ 77,916 | $ 72,416 | $ 72,625 | $ 355,713 | $ 306,706 | $ 272,459 |
Provision for credit losses | 26,039 | 24,515 | 25,714 | 23,343 | 23,698 | 23,640 | 20,203 | 19,515 | 99,611 | 87,056 | 77,339 |
General and administrative expenses | 40,891 | 40,167 | 37,743 | 38,183 | 36,616 | 35,861 | 33,215 | 34,592 | 156,984 | 140,284 | 130,955 |
Interest expense | 10,285 | 10,348 | 9,771 | 9,721 | 9,643 | 8,729 | 7,915 | 7,177 | 40,125 | 33,464 | 23,908 |
Income tax | 5,086 | 4,105 | 2,677 | 2,393 | 3,022 | 2,237 | 2,601 | 2,697 | 14,261 | 10,557 | 10,294 |
Net income | $ 15,683 | $ 12,572 | $ 8,369 | $ 8,108 | $ 10,770 | $ 7,449 | $ 8,482 | $ 8,644 | $ 44,732 | $ 35,345 | $ 29,963 |
Net income per common share: | |||||||||||
Basic | $ 1.44 | $ 1.11 | $ 0.71 | $ 0.69 | $ 0.92 | $ 0.64 | $ 0.73 | $ 0.74 | $ 3.92 | $ 3.03 | $ 2.59 |
Diluted | $ 1.38 | $ 1.08 | $ 0.70 | $ 0.67 | $ 0.90 | $ 0.61 | $ 0.70 | $ 0.72 | $ 3.80 | $ 2.93 | $ 2.54 |
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
X | ||||||||||
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|