Acquisition and Dispositions (Tables)

12 Months Ended

Dec. 31, 2020

Business Combinations [Abstract]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

The Merger date fair value of the consideration transferred totaled $7.7 billion in cash, which was comprised of the following:

$ in millions, except per share amounts	Purchase price
Shares of Orbital ATK common stock outstanding as of the Merger date	57,562,152
Cash consideration per share of Orbital ATK common stock	$	134.50
Total purchase price	$	7,742

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

The following purchase price allocation table presents the company’s final determination of the fair values of assets acquired and liabilities assumed at the Merger date:

$ in millions	As of June 6, 2018
Cash and cash equivalents	$	85
Accounts receivable	596
Unbilled receivables	1,237
Inventoried costs	220
Other current assets	237
Property, plant and equipment	1,509
Goodwill	6,259
Intangible assets	1,525
Other non-current assets	151
Total assets acquired	11,819
Trade accounts payable	(397)
Accrued employee compensation	(158)
Advance payments and billings in excess of costs incurred	(222)
Below market contracts(1)	(151)
Other current liabilities	(412)
Long-term debt	(1,687)
Pension and OPB plan liabilities	(613)
Deferred tax liabilities	(248)
Other non-current liabilities	(189)
Total liabilities assumed	(4,077)
Total purchase price	$	7,742

(1)Included in Other current liabilities in the consolidated statements of financial position.

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

The following table presents a summary of purchased intangible assets and their related estimated useful lives:

	Fair Value (in millions)		Estimated Useful Life in Years
Customer contracts	$	1,245	9
Commercial customer relationships	280		13
Total customer-related intangible assets	$	1,525

Business Acquisition, Pro Forma Information [Table Text Block]

The following table presents unaudited pro forma financial information prepared in accordance with Article 11 of Regulation S-X for the year ended December 31, 2018 and computed as if Orbital ATK had been included in our results as of January 1, 2017:

$ in millions, except per share amounts
Sales	$	32,319
Net earnings	3,417
Diluted earnings per share	19.57

Business Combination, Separately Recognized Transactions

The carrying amounts of the major classes of assets and liabilities of the IT and mission support services business classified as held for sale as of December 31, 2020 are as follows:

$ in millions
Accounts receivable, net	$	110
Unbilled receivables, net	269
Other current assets	9
Property, plant and equipment	14
Operating lease right-of-use assets	38
Goodwill(1)	1,195
Total assets of disposal group held for sale	$	1,635
Trade accounts payable	(99)
Accrued employee compensation	(59)
Advance payments and billings in excess of costs incurred	(31)
Other current liabilities	(42)
Non-current operating lease liabilities	(27)
Total liabilities of disposal group held for sale	$	(258)

(1) See Note 8 for a summary by reportable segment of Goodwill reclassified to Assets of disposal group held for sale.