The point is that businesses don't normally keep that sort of cash around, it normally goes to the shareholders. Why have BA built up such cash reserves? It's almost as if they knew there was going to be prolonged industrial action in the future, draw your own conclusions...
Plenty of companies with shareholders have large amounts of cash.
Exxon Mobil - (XOM), Chart, Total Cash: $32.007 Billion
Cisco Systems - (CSCO), Chart, Total Cash: $29.531 Billion
Apple - (AAPL), Chart, Total Cash: $25.647 Billion
Berkshire Hathaway - (BRK.A), Chart, Total Cash: $25.539 Billion
Pfizer Inc - (PFE), Chart, Total Cash: $23.731 Billion
Toyota Motor - (TM), Chart, Total Cash: $23.151 Billion
Microsoft - (MSFT), Chart, Total Cash: $20.298 Billion
Google - (GOOG), Chart, Total Cash: $15.846 Billion
Royal Dutch Shell - (RDS.A), Chart, Total Cash: $15.188 Billion
Wyeth - (WYE), Chart, Total Cash: $14.54 Billion
IBM - (IBM), Chart, Total Cash: $12.907 Billion
Johnson & Johnson - (JNJ), Chart, Total Cash: $12.809 Billion
Intel - (INTC), Chart, Total Cash: $11.843 Billion
Hewlett Packard - (HPQ), Chart, Total Cash: $11.255 Billion
Oracle - (ORCL), Chart, Total Cash: $10.646 Billion