Property, Plant and Equipment

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment

Property, Plant and Equipment

Note 8 Property, Plant and Equipment

The major components of our property, plant and equipment are as follows:

	December 31,
	2021		2020
	(In thousands)
Land	$	22,955	$	28,261
Buildings		130,917		141,365
Drilling rigs and related equipment		11,702,450		12,487,961
Oilfield hauling and mobile equipment		243,850		259,150
Other machinery and equipment		200,740		195,903
	$	12,300,912	$	13,112,640
Less: accumulated depreciation and amortization		(8,968,414)		(9,126,933)
	$	3,332,498	$	3,985,707

Depreciation expense included in depreciation and amortization expense in our consolidated statements of income (loss) totaled $689.2 million, $851.8 million and $869.6 million during 2021, 2020 and 2019, respectively.

Repair and maintenance expense included in direct costs in our consolidated statements of income (loss) totaled $153.9 million, $154.2 million and $248.6 million during 2021, 2020 and 2019, respectively.

Interest costs of $0.7 million, $0.7 million and $1.5 million were capitalized during 2021, 2020 and 2019, respectively.