Liberty Energy Inc. (LBRT) [Rocket]

In millions, except per share items	Dec-31-21	Dec-31-20	Dec-31-19	Dec-31-18	Dec-31-17	Dec-31-16	Dec-31-15
	10-K	10-K	10-K	10-K	10-K	10-K	10-K
Revenue:
Revenue	2,470.8	965.8	1,990.3	2,155.1	1,489.9	374.8	455.4
Revenue growth	155.8%	-51.5%	-7.6%	44.7%	297.5%	-17.7%
Revenue—related parties	23.6		18.3	23.1	24.7	17.9
Total revenue	2,470.8	965.8	1,990.3	2,155.1	1,489.9	374.8	455.4
Total revenue growth	155.8%	-51.5%	-7.6%	44.7%	297.5%	-17.7%
Operating costs and expenses:
Cost of services	2,249.9	858.0	1,621.2	1,628.8	1,147.0	354.7
General and administrative	123.4	84.1	97.6	98.4	80.1	35.8	28.8
Depreciation, depletion, and amortization	262.8	180.1	165.4	125.1	81.5	41.4	36.4
(Gain) loss on disposal of assets	0.8	-0.4	2.6	-4.3	0.1	-2.7	0.4
Total operating costs and expenses	2,652.0	1,142.8	1,886.7	1,848.6	1,308.7	429.2	459.0
Operating income (loss)	-181.2	-177.0	103.6	306.6	181.1	-54.4	-3.6
Operating margin	-7.3%	-18.3%	5.2%	14.2%	12.2%	-14.5%	-0.8%

Other expense:
Interest expense, net	15.6	14.8	16.5	17.1
Net income (loss) before income taxes	-177.8	-191.5	88.9	289.4	168.5	-60.6	-9.1
Income tax expense	9.2	-30.9	14.1	40.4
Net income (loss)	-177.8	-191.5	88.9	289.4	168.5	-60.6	-9.1
Less: Net income (loss) attributable to non-controlling interests	-7.8	-45.1	35.9	114.0
Net income (loss) attributable to Liberty Energy Inc. stockholders	-179.2	-115.6	39.0	126.3

Net income (loss) attributable to Liberty Energy Inc. stockholders per common share:
Basic (in dollars per share)	($1.03)	($1.36)	$0.54	$1.84
Diluted (in dollars per share)	($1.03)	($1.36)	$0.53	$1.81

Weighted average common shares outstanding:
Basic (in shares)	174.0	85.2	72.3	68.8		65.4
Diluted (in shares)	174.0	85.2	105.3	117.8		65.4