Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
REVENUE
Lease rent revenue	$ 49,090	$ 46,984	$ 142,484	$ 129,710
Maintenance reserve revenue	39,173	19,370	90,998	56,855
Spare parts and equipment sales	24,409	11,529	56,497	36,168
Gain on sale of leased equipment	4,589	1,065	19,279	1,662
Other revenue	3,105	2,010	10,674	5,762
Total revenue	120,366	80,958	319,932	230,157
EXPENSES
Depreciation and amortization expense	22,736	19,861	63,037	55,600
Cost of spare parts and equipment sales	20,195	8,832	47,192	30,524
Write-down of equipment	6,954	1,215	11,321	4,793
General and administrative	23,257	18,124	66,086	50,517
Technical expense	1,739	2,290	4,934	9,199
Net finance costs:
Interest expense	16,572	17,885	51,232	46,617
Loss on debt extinguishment	0	0	220	0
Total net finance costs	16,572	17,885	51,452	46,617
Total expenses	91,453	68,207	244,022	197,250
Earnings from operations	28,913	12,751	75,910	32,907
Earnings from joint ventures	2,165	506	4,787	1,569
Income before income taxes	31,078	13,257	80,697	34,476
Income tax expense	7,005	3,583	18,771	9,359
Net income	24,073	9,674	61,926	25,117
Preferred stock dividends	820	819	2,431	2,431
Accretion of preferred stock issuance costs	21	21	63	62
Net income attributable to common shareholders	$ 23,232	$ 8,834	$ 59,432	$ 22,624
Basic weighted average earnings per common share (in dollars per share)	$ 3.97	$ 1.50	$ 10.19	$ 3.80
Diluted weighted average earnings per common share (in dollars per share)	$ 3.81	$ 1.47	$ 9.83	$ 3.72
Basic weighted average common shares outstanding (in shares)	5,847	5,900	5,831	5,960
Diluted weighted average common shares outstanding (in shares)	6,094	6,004	6,045	6,083